A fitness trainer is interested in investigating whether ethnicity and the first exercise activity that members engage in are dependent. The table below shows the results of the trainer's observation of randomly selected members. α = 0.01 significance level. Cardio Weight Machines Free Weights White 80 98 87 Hispanic 99 99 85 Black 65 40 62 Other 42 70 44 The test-statistic for this data =_____ (Please show your answer to three decimal places.) The p-value for this sample =______ (Please show your answer to four decimal places.)
A fitness trainer is interested in investigating whether ethnicity and the first exercise activity that members engage in are dependent. The table below shows the results of the trainer's observation of randomly selected members. α = 0.01 significance level. Cardio Weight Machines Free Weights White 80 98 87 Hispanic 99 99 85 Black 65 40 62 Other 42 70 44 The test-statistic for this data =_____ (Please show your answer to three decimal places.) The p-value for this sample =______ (Please show your answer to four decimal places.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A fitness trainer is interested in investigating whether ethnicity and the first exercise activity that members engage in are dependent. The table below shows the results of the trainer's observation of randomly selected members. α = 0.01 significance level.
Cardio | Weight Machines | Free Weights | |
---|---|---|---|
White | 80 | 98 | 87 |
Hispanic | 99 | 99 | 85 |
Black | 65 | 40 | 62 |
Other | 42 | 70 | 44 |
- The test-statistic for this data =_____ (Please show your answer to three decimal places.)
- The p-value for this sample =______ (Please show your answer to four decimal places.)
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