Question: Test for independence, Contingency table. Please help!!! Thank you for your help. 7. The following table shoWs the results of a random sample of 800

Test for independence, Contingency table. Please help!!! Thank you for your help.

7. The following table shoWs the results of a random sample of 800 company Chief Executive Ofcers (CEOs) classified by age (4 levels) and size of company (2 levels) extracted from a recent study which concluded the CEOs' ages are strongly related to the size of the company. Company s... m -1r- (a) From past experience. it is known that the numbers of CEOs in the four age groups are in the ratio l:2:3:4. despite the size of the companies. Carry out an appropriate statistical test to test whether the age of the CEOs agree with the stated pattern at a = 0.05. State the null and alternative hypotheses. the name of the test. the test statistic. the rejection region and your conclusion clearly. Carry out an appropriate test to determine whether the age of CEO is associated with the size of the company at the 0.01 level of signicance. Describe the pattern if there is a signicant association

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