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4. .) Three professors taught three different sections of a course last semester. The table below shows the grade distribution for each of the three professors. Grade Professor 1 Professor 2 Professor 3 Total A 12 11 27 B 16 29 25 C 35 30 15 OTHER 27 40 23 TOTAL Using a .01 significance level, test the null hypothesis that the grade and professor taken are independent.

4. .) Three professors taught three different sections of a course last semester. The table below shows the grade distribution for each of the three professors. Grade Professor 1 Professor 2 Professor 3 Total A 12 11 27 B 16 29 25 C 35 30 15 OTHER 27 40 23 TOTAL Using a .01 significance level, test the null hypothesis that the grade and professor taken are independent.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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4. .) Three professors taught three different sections of a course last semester. The table below shows the grade distribution for each of the three professors. Grade Professor 1 Professor 2 Professor 3 Total A 12 11 27 B 16 29 25 C 35 30 15 OTHER 27 40 23 TOTAL Using a .01 significance level, test the null hypothesis that the grade and professor taken are independent.
Transcribed Image Text:4. .) Three professors taught three different sections of a course last semester. The table below shows the grade distribution for each of the three professors. Grade Professor 1 Professor 2 Professor 3 Total A 12 11 27 B 16 29 25 C 35 30 15 OTHER 27 40 23 TOTAL Using a .01 significance level, test the null hypothesis that the grade and professor taken are independent.
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