Determine whether there really is a relationship between an employee's performance in the company's training program and hi s or her ultimate success in the job, the company takes a sample of 400 cases from its very extensive files and obtains the results shown in the following table:

Use 0.01 level of significance to test the null hypothesis that performance in the training program and success in the job are independent.

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Success in Job (Employer's rating) Poor Average Very Good Total Performance in training program Below Average Above Total Average Average 23 29 28 9 60 60 79 49 188 60 63 152 112 167 121 400 Success in Job (Employer's rating) Poor Average Very Good Total Performance in training program Below Average Above Total Average Average 23 29 28 9 60 60 79 49 188 60 63 152 112 167 121 400

Answer rating: 100% (QA)

23 60 29 112 168 5264 4256 2288 1029 432 28 79 60 167 2505 7849 ... View the full answer