A study is conducted examining possible differences between types of cancer for blue collar, white collar, and unemployed workers. Samples of 100 blue collar, 100 white collar, and 100 unemployed workers currently being treated for cancer are obtained. The types of cancer are classified as either Lunch, Stomach, or Other. Occupation lung stomach other Blue collar 53 17 30 White collar 10 67 23 Unemployed 30 30 40 A. State the appropriate null and alternate hypotheses for this problem. B. Calculate the test statistics. (By hand) C. Determine the rejection region. D. State the conclusion.

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