2018 ap statistics free response answers

The response does not satisfy component 3 because, although the response correctly names the test, the z-statistic formula provided is not correct. Section 1 was scored partially correct (P). Question 4 (continued) In section 2 the response satisfies components 1 and 2 by correctly checking the conditions.

An introduction to how data can be collected, analyzed, and used to draw conclusions. 📊Browse AP Statistics exam prep resources including unit reviews, big ...1. The sizes, in square feet, of the 20 rooms in a student residence hall at a certain university are summarized in the following histogram. Based on the histogram, write a few sentences describing the distribution of room size in the residence hall. Summary statistics for the sizes are given in the following table. Mean.Download free-response questions from this year's exam and past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. AP Exams are regularly updated to align with best practices in college-level learning. Not all free-response questions on this page reflect the current exam, but the question types ...Short Answers Mean . Standard Deviation Number of Possible Points ; 1 1.38 ; 1.02 : 3 : 2 1.59 ; 1.02 ; 3 : ... AP® European History Scoring Statistics 2018 Free-Response Questions Author: College Board Subject: AP; Advanced Placement; Keywords: 2018 AP Scoring Statistics; exam information; scoring information; score data; AP scores; AP data ...1. The sizes, in square feet, of the 20 rooms in a student residence hall at a certain university are summarized in the following histogram. (a) Based on the histogram, write a few sentences describing the distribution of room size in the residence hall. (b) Summary statistics for the sizes are given in the following table.2018 AP ® MACROECONOMICS FREE-RESPONSE QUESTIONS MACROECONOMICS Section II Total Time—1 hour . Reading Period— 10 minutes . Writing Period— 50 minutes . Directions: You are advised to spend the first 10 minutes reading all of the questions and planning your answers. You will then have 50 minutes to answer all three of the following ...

2018 AP ® WORLD HISTORY FREE-RESPONSE QUESTIONS WORLD HISTORY SECTION I, Part B Time—40 minutes . Directions: Answer Question 1 and Question 2. Answer either Question 3 or Question 4. Write your responses in the Section I, P art B: Short-Answer Response booklet. You must write your response to eachAP® World History Scoring Statistics 2018 Free-Response Questions. Exam Section IB Short Answers. Mean. Standard Deviation. Number of Possible Points. 1.32. 0.87. 3.To answer this question, I will perform a 2 test for association, with a significance level of 0.05. Setup: H 0: There is no association between gender and age for the population of those being treated for schizophrenia. H A: There is an association between gender and age for the population of those being treated for schizophrenia.AP® Physics 2 Scoring Statistics 2018 Free-Response Questions. Question. Mean. Standard Deviation. Number of Possible Points. 4.60. 2.91.Here's the best way to solve it. Answer, Given Data (a) Assume the conditions for …. 2016 AP® STATISTICS FREE-RESPONSE QUESTIONS 5. A polling agency showed the following two statements to a random sample of 1,048 adults in the United States. Environment statement: Protection of the environment should be given priority over economic growth.2022 College Board. 2. A dermatologist will conduct an experiment to investigate the effectiveness of a new drug to treat acne. The dermatologist has recruited 36 pairs of identical twins. Each person in the experiment has acne and each person in the experiment will receive either the new drug or a placebo.

AP Statistics Practice Exams. AP Statistics Practice Exams Free Response Notes Videos Study Guides. Check out our listing of all the best AP Statistics practice exams. Each of these free online resources includes dozens of AP Stats multiple choice practice questions, and several have free response questions as well. Start your test prep right now!Download free-response questions from this year's exam and past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at ssd@info ...2018 AP STATISTICS FREE RESPONSE QUESTIONS The following histograms summarize the teaching year for the teachers at two high schools, A and B High School A 70 High School B 80 70 60 50 60 401 30 20 10 0 30 20 10 0 1 4 7 10 13 16 19 22 25 28 31 34 1 4 7 10 13 16 19 22 25 28 31 34 Teaching Year Teaching Year Teaching year is …The primary goals of this question were to assess a student's ability to (1) identify various values in regression computer output; (2) interpret the intercept of a regression line in context; (3) interpret the coefficient of determination in context; and (4) identify an outlier from a scatterplot. Sample: 1A Score: 4.

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A random sample of 12 containers of milk was drawn from the milk processing line in a plant, and the amount of milk in each container was recorded. The sample mean and standard deviation of this sample of 12 containers of milk were 127.2 ounces and 2.1 ounces, respectively. Is there sufficient evidence to conclude that the packaging plant is ...An introduction to how data can be collected, analyzed, and used to draw conclusions. 📊Browse AP Statistics exam prep resources including unit reviews, big ...Visit the College Board on the Web: www.collegeboard.org. AP Central is the oficial online home for the AP Program: apcentral.collegeboard.org. 1. 300 (a) ∫ r ( t ) dt = 270. 0. According to the model, 270 people enter the line for the escalator during the time interval 0 ≤ t ≤ 300. (b) 20 + ∫ ( 300 ( 300.Note: This is an example of 2020 Question 2, a multi-focus free-response item with allotted time of 15 minutes (plus 5 minutes to submit). Question 1 is a longer multi-focus free-response item, with allotted time of 25 minutes (plus 5 minutes to submit). Students at an agricultural station conducted a study to compare genetically modified (GM ...The 2018 AP Computer Science A Free Response problems are the last year to request a class that implements an interface. The FrogSimulation method simulate must end the simulation when any of 3 conditions is met. The actual simulation is simple. WordPairList requires implementing a constructor for a class with an ArrayList instance variable.Indicate clearly the methods you use, because you will be scored on the correctness of your methods as well as on the accuracy and completeness of your results and explanations. 6. Two students at a large high school, Peter and Rania, wanted to estimate m, the mean number of soft drinks that.

Part (a): Because the distribution of the daily number of absences is approximately normal with mean 120 students and standard deviation 10.5 students, the z-score for an absence total of 140 students is. z = 140 − 120 ≈ 1.90 . The table of standard normal probabilities or a calculator reveals that the.AP ® STATISTICS 2018 SCORING GUIDELINES . Question 2 (continued) Part (c) is scored as follows: Essentially correct (E) if the response gives an answer of 150 in (c-i) and gives an answer of 0.58 (or equivalent) in (c-ii). Partially correct (P) if the response gives an answer of 150 in (c-i) and gives an answer of 0.42 (or equivalent) in (c-ii ...It’s almost flu season, which means flu-shot season. The New York Times suggests that a good mood can improve your immune response to the shot, giving you one more reason to be hap...Continue your response to QUESTION 3 on this page. (b) Calculate and interpret the expected value for the number of gift cards a particular employee will receive in a 52-week year. Show your work. (c) Suppose that Agatha, an employee at the company, never receives a gift card for an entire 52-week year.AP® French Language and Culture Scoring Statistics 2018 Free-Response Questions. * The Standard Group does not include students who hear or speak French at home or who have lived for more than one month in a country where French is the native language. 2018 The College Board.This is a PDF package of the official AP Statistics 2018 Full Exam, complete with all sections including: 1. SECTION I: Multiple Choice (Part A & B) 2. SECTION II: Free Response 3. Answer Key You can obtain full PDF package of the official AP Statistics 2018 full exam here. Below is a preview of each sections SEC.Download free-response questions from this year's exam and past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at ssd@info ...1. According to the model, 270 people enter the line for the escalator during the time interval 0 ≤ t ≤ 300. 300. t = 300 is 80. = 414.286 (or 414.285) seconds. The number of people in line is a minimum at time t = 33.013 seconds, when there are 4 people in line.2018 Ap Statistics Free Response Answers ... Additional multiple-choice and free-response questions with answers are presented at the end of all 15 chapters. Detailed appendices include exam-taking advice, an AP scoring guide, a guide to basic uses of TI-83/TI-84 calculators, and more. This manual may be purchased alone or with an optional CD ...Download free-response questions from this year's exam and past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at ssd@info ...Because the response does not call the methods, p not objects instead of comp of not earned because the condition that guard the accumulator compares pair 1 AP COMPUTER SCIENCE A 2018 SCORING COMMENTARY Question 2 (continued) Sample: 2B Score: 6 In part (a) the response creates ArrayList allPairs.at your answers. You must show your work to receive credit for your answer. Pay attention to significant figures. Na 2 S 2 O 3 (aq) + 4 NaOCl(aq) + 2 NaOH(aq) → 2 Na 2 SO 4 (aq) + 4 NaCl(aq) + H 2 O(l) 2018 AP ® CHEMISTRY FREE-RESPONSE QUESTIONS 1. A student performs an experiment to determine the value of the enthalpy change, D H D …

6. a) The dot plot to the right helps justify my comparison: More typhoons occur in the Western Pacific each year than in the Eastern Pacific, on average. The variability of "# typhoons" from year to year is higher in the Western Pacific than in the Eastern Pacific.

Includes 5 pages filed with important advice. You will definitely want to review this. AP Statistics | Practice Exams | Free Response | Notes | Videos | Study Guides. All the online resources that you need to prep for the AP Statistics free response questions. Includes previous questions and answers along with FRQ tips.Question 1. (Suggested time — 40 minutes. This question counts as one-third of the total essay section score.) Carefully read Olive Senior's 2005 poem "Plants.". Then, in a well-organized essay, analyze how the poet portrays the complex relationships among the speaker, the implied audience, and plant life. You may wish to consider the ...6. a) The dot plot to the right helps justify my comparison: More typhoons occur in the Western Pacific each year than in the Eastern Pacific, on average. The variability of “# typhoons” from year to year is higher in the Western Pacific than in the Eastern Pacific.AP® Macroeconomics Scoring Guidelines Set 1 Author: College Board Subject: Advanced Placement; AP; Keywords: 2021 ; AP Exam Administration ; Scoring Guidelines; scoring information; free-response scoring criteria; scoring resources; FRQ; teacher resources; exam information; ADA Created Date: 12/22/2022 2:51:49 PMThere is not, there is not support, support for student belief, student belief, student belief, that the proportion, proportion, of boxes with vouchers, with vouchers, is less than, less than, is less than 0.2. And the importance of that is to really show the graders that you have gone all the way and actually answered the actual question.If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at [email protected]. The 2020 free-response questions are available in the AP Classroom question bank. Download free-response questions from past AP …Note: This is an example of 2020 Question 2, a multi-focus free-response item with allotted time of 15 minutes (plus 5 minutes to submit). Question 1 is a longer multi-focus free-response item, with allotted time of 25 minutes (plus 5 minutes to submit). Students at an agricultural station conducted a study to compare genetically modified (GM ...Scoring. This question is scored in three sections. Section 1 consists of part (a); Section 2 consists of the outlier determination in part (b); Section 3 consists of the boxplot sketch in part (b) and part (c). Each section is scored as essentially correct (E), partially correct (P), or incorrect (I).Scoring. Steps 1, 2, 3, and 4 are scored as essentially correct (E), partially correct (P), or incorrect (I). Step 1 is scored as follows: Essentially correct (E) if the response identifies correct parameters AND both hypotheses are labeled and state the correct relationship between the parameters.This video is my attempt at the 2019 AP Statistics Free Response problem #5. You can buy a Normal Distribution Rubber Stamp here: https://amzn.to/2Ek3etd (it...

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The value of the percentage (81.9%) or proportion (0.819) of variation does not need to be specified, but if an incorrect value is specified, the score is lowered by one level, from E to P or from P to I. The strength of the response in part (c) may be considered if holistic scoring is needed. Model Solution.Scoring Statistics 2019 Free-Response Questions Question Mean . Standard Deviation Number of Possible Points ; 1 1.68 ; 1.12 : 4 : 2 1.77 ; 0.97 ; 4 : 3 1.39 ; 1.32 ; 4 : 4 1.65 ; ... collegeboard.org . CollegeBoard . Title: AP® Statistics Scoring Statistics 2019 Free-Response Questions Author: College Board Subject: 2019 AP Exam ...We'll get right to the point: we're asking you to help support Khan Academy. We're a nonprofit that relies on support from people like you. If everyone reading this gives $10 monthly, Khan Academy can continue to thrive for years. Please help keep Khan Academy free, for anyone, anywhere forever. Select gift frequency. One time. Recurring. Monthly.Confidence Interval Practice. 2. An environmental science teacher at a high school with a large population of students wanted to estimate the proportion of students at the school who regularly recycle plastic bottles. The teacher selected a random sample of students at the school to survey. Each selected student went into the teacher’s office ...Download free-response questions from this year's exam and past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at ssd@info ...AP Computer Science A Sample Student Responses and Scoring Commentary from the 2018 Exam Administration: Free-Response Question 1 Author: College Board Subject: AP Computer Science A Sample Student Responses and Scoring Commentary from the 2018 Exam Administration: Free-Response Question 1 KeywordsThis video is my attempt at the 2018 AP Statistics Free Response problem #1. AP Statistics Practice Book: https://amzn.to/2LidOCWThe problem in this video is...This chapter contains solutions and notes for the free-response questions from the 2004-2024 exams. The free-response questions and grading guidelines for these exams are posted on apstudent.collegeboard.org and, for teachers, on AP Central: For students: apstudent.collegeboard.org exam practice (scrool down to Past Exam Questions) For teachers ...Scoring. Parts (a), (b), and (c) are scored as essentially correct (E), partially correct (P), or incorrect (I). Part (a) is scored as follows: Essentially correct (E) if the response satisfies the following three components: States that the median is 6 for High School B and the median is 7 for High School A. ….

Because the response includes both components, section 2 was scored as essentially correct. For a conclusion the response correctly compares the p-value to an appropriately chosen alpha level and, although not required, the response states the correct decision for the null hypothesis; therefore, the response satisfies component 2 of section 3.In the context of the 1998 AP Statistics Free Response, Question 4, confidence intervals are used to estimate the true scores of boys and girls on a standardized test. The question provides data on the mean scores and standard deviations of boys and girls, as well as the sample sizes. To construct a confidence interval, it is necessary to ...I'm in AP Statistics and if you co to collegeboard.com and go to the AP section and click on AP Statistics there are all the free response questions from the previous 10 years AP tests. Wiki User. ∙ 14y ago. ... 2018, there are 33,116,839 answers given by the community (in addition to the millions of answers and topics from Answers.com's ...2018 AP ® MUSIC THEORY FREE-RESPONSE QUESTIONS MUSIC THEORY SECTION II, Part A Time—Approximately 1 hour and 8 minutes . Directions: Answer questions 1-7 in the space provided. If you choose to use the facing pages of manuscript paper for scratch work, be sure to save time for writing your final answer in the staves provided directly below each2018. AP Statistics. Sample Student Responses and Scoring Commentary. Inside: Free Response Question 6. Scoring Guideline. Student Samples. Scoring Commentary. 2018 …PHYSICS 1. Directions: Questions 1, 4, and 5 are short free-response questions that require about 13 minutes each to answer and are worth 7 points each. Questions 2 and 3 are long free-response questions that require about 25 minutes each to answer and are worth 12 points each. Show your work for each part in the space provided after that part.1. The sizes, in square feet, of the 20 rooms in a student residence hall at a certain university are summarized in the following histogram. Based on the histogram, write a few sentences describing the distribution of room size in the residence hall. Summary statistics for the sizes are given in the following table. Mean.Main tools: In-class FRQs for Unit 1, Unit 2, etc... The PDFs for additional practice similar to the in-class FRQs. If you want even more practice : Search for 'AP Statistics Free Response' to find the College Board website past exam page and work any FRQ you want from any previous year's exam (and check answers with their posted solutions). 2018 ap statistics free response answers, Download free-response questions from this year's exam and past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at ssd@info ..., AP Calculus 2018 AB FRQ Solutions Louis A. Talman, Ph.D. Emeritus Professor of Mathematics Metropolitan State University of Denver May 22, 2018 1 Problem 1 1.1 Part a During the time interval 0 t 300, Z 300 0 r(t)dt= 44 Z 300 0 t 100 3 1 t 300 7 dt= 270 (1) people enter the line for the escalator. (Fortunately, the problem is calculator active ..., AP® STATISTICS 2017 SCORING GUIDELINES Question 1 (continued) Partially correct (P) if the response includes only two of the three components. Note: If the response identifies the slope as -16.46 (the intercept value), the second component is satisfied only if the response states that for each one-meter increase in length there is a decrease, 2018 AP ® MACROECONOMICS FREE-RESPONSE QUESTIONS MACROECONOMICS Section II Total Time—1 hour . Reading Period— 10 minutes . Writing Period— 50 minutes . Directions: You are advised to spend the first 10 minutes reading all of the questions and planning your answers. You will then have 50 minutes to answer all three of the following ..., The free-response questions in all exams have been replaced in this new edition in order to bring practice tests completely up to date and accurately reflect the latest AP Statistics exams. AP RCET-Andhra Pradesh Research Common Entrance Test-Research Aptitude Common For All Streams eBook Dr Chandresh Agrawal 2022-08-12 SGN.The eBook AP RCET ..., AP® Macroeconomics Scoring Statistics 2018 Free-Response Questions. Question. Mean. Standard Deviation. Number of Possible Points. 5.69. 2.45., Title: AP® Calculus AB Scoring Statistics 2018 Free-Response Questions Author: College Board Subject: AP; Advanced Placement; Keywords: 2018 AP Scoring Statistics; exam information; scoring information; score data; AP scores; AP data; ADA, Welcome to the most awesome AP Class EVER (or as most people just call it, AP Statistics). Let's go on a deep dive into the AP Statistics exam and take a look at how the exam is formatted and scored 💯. Section 2: The Free Response Questions (FRQ) The second and final section on the exam is the free-response questions., Download free-response questions from this year's exam and past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at ssd@info ..., Part (a): Because the distribution of the daily number of absences is approximately normal with mean 120 students and standard deviation 10.5 students, the z-score for an absence total of 140 students is. z = 140 − 120 ≈ 1.90 . The table of standard normal probabilities or a calculator reveals that the., 2018 RELEASED FREE RESPONSE SOLUTIONS - MR. CALCULUS 2018 AB/BC #1 (calculator-active) (a) Since r(t) is the rate that people enter the line, then the number of people that enter the line from 0≤t≤300 would be r(t)dt=270 people 0 ∫300 (b) The number of people in line at a time t is the number of people in line at t=0 plus the number of people that enter the line minus the number of ..., Question: Modified 2003 APⓇ STATISTICS FREE-RESPONSE QUESTIONS (Form B) 3. A study was conducted to determine if taking vitamin C reduces the occurrence of the flu. The study was conducted using 808 student volunteers who did not take a flu shot. The subjects were randomly assigned to one of two groups: a treatment group who received 1,000 ..., 4 Ap Statistics Investigative Task Chapter 18 Answers 2022-12-11 Stats Review Chapter 5 Study with Me: AP Statistics How to Study for AP Statistics (and score a 5)! How I got a 5 on the AP Statistics Exam! Type I and Type II Errors 2018 AP Statistics Free Response Question 6 AP Statistics Unit 1 2017 AP Statistics Free Response Question 6 ..., 2018 AP®. FREE-RESPONSE QUESTIONS. MICROECONOMICS. Section II Total Time—1 hour Reading Period— 10 minutes Writing Period—50 minutes. Directions: You are advised to spend the first 10 minutes reading all of the questions and planning your answers. You will then have 50 minutes to answer all three of the following questions., Download free-response questions from this year's exam and past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at ssd@info ..., Includes 5 pages filed with important advice. You will definitely want to review this. AP Statistics | Practice Exams | Free Response | Notes | Videos | Study Guides. All the online resources that you need to prep for the AP Statistics free response questions. Includes previous questions and answers along with FRQ tips., Method 1: Take a random sample of 200 tortillas from the 200,000 tortillas produced on a given day. Measure the diameter of each selected tortilla. Method 2: Randomly select one of the two production lines on a given day. Take a random sample of 200 tortillas from the 100,000 tortillas produced by the selected production line., Download the free-response questions for the AP Statistics exam and practice your skills in collecting, analyzing, and interpreting data., Short Answers Mean . Standard Deviation Number of Possible Points ; 1 1.38 ; 1.02 : 3 : 2 1.59 ; 1.02 ; 3 : ... AP® European History Scoring Statistics 2018 Free-Response Questions Author: College Board Subject: AP; Advanced Placement; Keywords: 2018 AP Scoring Statistics; exam information; scoring information; score data; AP scores; AP data ..., 4.97 0.001. S = 200.01. R-Sq = 73.33%. R-Sq (adj) = 70.37%. (a) Identify and interpret in context the estimate of the intercept for the least-squares regression line. 2 (b) Identify and interpret in context the coefficient of determination, r . (c) One of the data points was determined to be an outlier., Read these CRM statistics to grasp why this tool is so popular and learn about its benefits, challenges, and best-ranked features. Sales | Statistics REVIEWED BY: Jess Pingrey Jess..., My solutions, 2016 AP Statistics Free Response, Operational Exam Possible responses to the 2016 AP Statistics Free Resposne questions, draft #1. You can access the questions here. Note: I construct these as a service for both students and teachers to start discussions. There is nothing “official” about these solutions. I certainly, Download free-response questions from this year's exam and past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at ssd@info ..., • A response that states the null hypothesis as . H : 0. 0. µ. d. ≤. may satisfy component 3. • A response that states the name of the procedure as . t-test, or one-sample . t-test may satisfy component 1. • To satisfy component 2, the hypotheses must be stated in terms of a mean. If a symbol other than . µ . or . X, How I got a 5 on the AP Statistics Exam! Type I and Type II Errors 2018 AP Statistics Free Response Question 6 AP Statistics Unit 1 2017 AP Statistics Free Response Question 6 ELEMENTARY STATISTICS AP Stats 2014 #6 FRQ Solution AP Stats Chapter 6.1 Day 2 ESP Investigative Task AP Statistics 2B AP Statistics: Chapter 3, Video #1 - Creating ..., 2018 AP ® BIOLOGY FREE-RESPONSE QUESTIONS BIOLOGY Section II Total Time—1 hour and 30 minutes . Reading Period —10 minutes . Writing Period—1 hour and 20 minutes . 8 Questions . Directions: Questions 1 and 2 are long free-response questions that require about 22 minutes each to answer and are worth 10 points each., AP Statistics Practice Exams. AP Statistics Practice Exams Free Response Notes Videos Study Guides. Check out our listing of all the best AP Statistics practice exams. Each of these free online resources includes dozens of AP Stats multiple choice practice questions, and several have free response questions as well. Start your test prep right …, Part (a): Because the distribution of the daily number of absences is approximately normal with mean 120 students and standard deviation 10.5 students, the z-score for an absence total of 140 students is. z = 140 − 120 ≈ 1.90 . The table of standard normal probabilities or a calculator reveals that the., Section 1: Multiple Choice - 50% of your score. 40 questions in 1 hr 30 mins. Section 2: Multiple Choice and Free Response - 50% of your score. 11 multiple choice …, This video is my attempt at the 2018 AP Statistics Free Response problem #5. AP Statistics Practice Book: https://amzn.to/2LidOCWAnother problem where we use..., Scoring. Steps 1, 2, 3 and 4 are each scored as essentially correct (E), partially correct (P) or incorrect (I). Step 1 is scored as follows: Essentially correct (E) if the response states hypotheses with correct comparisons between the means and defines the population means as the parameters., AP® Psychology Scoring Statistics 2018 Free-Response Questions. Question. Mean. Standard Deviation. Number of Possible Points. 3.28. 1.88., The essays often demonstrate a lack of control over the conventions of composition: inadequate development of ideas, accumulation of errors, or a focus that is unclear, inconsistent, or repetitive. Essays scored a 3 may contain significant misreading and/or demonstrate inept writing. 2-1 These essays compound several writing weaknesses.