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Algebra for College Students
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter11: Systems Of Equations
Section11.CT: Test
Problem 24CT
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Exam version 1 Exam Version 2 Exam Version 3 70 95 88 92 75 76 85 81 84 83 83 93 78 72 77
Transcribed Image Text:Exam version 1 Exam Version 2 Exam Version 3 70 95 88 92 75 76 85 81 84 83 83 93 78 72 77
An Instructor teaching three sections of Introductory Psychology, each section covering the same material. She has made up a different final exam for each section, but she suspects that one of the versions is more difficult than other two. She decides to conduct an experiment to evaluate the difficulty of the exams. During the review period, just before finals, she randomly selects five volunteers for each class. Class 1 volunteers are given version 1 of the exams, Class 2 volunteers get version and Class 3 volunteers receive version 3. Of course, all volunteers are sworn not to reveal any of the exam questior and also, of course, all of the volunteers will receive different final exam from the one they took in the experiment. The following are the results. Does this study suffice the assumptions in employing One way anova in interpreting the results Explain why or why not?
Transcribed Image Text:An Instructor teaching three sections of Introductory Psychology, each section covering the same material. She has made up a different final exam for each section, but she suspects that one of the versions is more difficult than other two. She decides to conduct an experiment to evaluate the difficulty of the exams. During the review period, just before finals, she randomly selects five volunteers for each class. Class 1 volunteers are given version 1 of the exams, Class 2 volunteers get version and Class 3 volunteers receive version 3. Of course, all volunteers are sworn not to reveal any of the exam questior and also, of course, all of the volunteers will receive different final exam from the one they took in the experiment. The following are the results. Does this study suffice the assumptions in employing One way anova in interpreting the results Explain why or why not?
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