The following 3x 3 contingency table contains observed 2. frequencies for a sample of 240. Column Variable Row Variable A 20 30 30 20 25 30 60 10 15 a. State null and alternative hypotheses to test for independence of the row and column variables. b. What are expected frequencies for each item?| c. What is the value of test statistic? d. Using a = 0.05 . What is the degree of freedom? What is the p-value? Using the p-value approach, what is your conclusion? |
The following 3x 3 contingency table contains observed 2. frequencies for a sample of 240. Column Variable Row Variable A 20 30 30 20 25 30 60 10 15 a. State null and alternative hypotheses to test for independence of the row and column variables. b. What are expected frequencies for each item?| c. What is the value of test statistic? d. Using a = 0.05 . What is the degree of freedom? What is the p-value? Using the p-value approach, what is your conclusion? |
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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