A psychologist would like to examine the effects of different testing methods on the final performance of college students. One group gets regular quizzes, one group gets three large exams, and the third group only gets a final exam. At the end of the course, the psychologist interviews each student to get a measure of the student's overall knowledge of the material. a. Use a= .05. Conduct the Four Steps for Hypothesis Testing. Then, complete the table below with all the required calculations. b. Are the data sufficient to conclude that thier is a significant difference among the three methods? Write your answer in the form of a sentence. c. Conduct a Tukey's HSD to determine if there is a sigificant difference between any of the 3 groups. Source df MS Between Treatments F Within Treatments Total Final Only TTT- Quizzes Exams 4 164 - יאע ,36-G 6 4 2 3 5 7 2 2 T=20 T=12 T=4 SS=10 SS=10 SS-4

A psychologist would like to examine the effects of different testing methods on the final performance of college students. One group gets regular quizzes, one group gets three large exams, and the third group only gets a final exam. At the end of the course, the psychologist interviews each student to get a measure of the student's overall knowledge of the material. a. Use a= .05. Conduct the Four Steps for Hypothesis Testing. Then, complete the table below with all the required calculations. b. Are the data sufficient to conclude that thier is a significant difference among the three methods? Write your answer in the form of a sentence. c. Conduct a Tukey's HSD to determine if there is a sigificant difference between any of the 3 groups. Source df MS Between Treatments F Within Treatments Total Final Only TTT- Quizzes Exams 4 164 - יאע ,36-G 6 4 2 3 5 7 2 2 T=20 T=12 T=4 SS=10 SS=10 SS-4

Name: 5. A psychologist would like to examine the effects of different test
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Description: 5. A psychologist would like to examine the effects of different testing methods on the final performanceof college students. One group gets regular quizzes, one group gets three large exams, and the thirdgroup only gets a final exam. At the end of

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 27PPS

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