Determine the null and alternative hypotheses for the study that produced the da

Question

Determine the null and alternative hypotheses for the study that produced the data in the table The following data were collected to determine whether or not the retirement age is the same for people different professions. A) H_0: Age at retirement and job are not independent. H_A: Age at retirement and job are dependent. B) H_0: The retirement age has the same distribution for people in the different professions H_A: The retirement age does not have the same distribution for people in the different professions. C) H_0 The retirement age does not have the same distribution for people in the different professions H_A: The retirement age has the same distribution for people in the different professions. D) H_0 Age at retirement and job are dependent. H_A: Age at retirement and job are not dependent. E) H_0 Age at retirement and job are related. H_A Age at retirement and job are unrelated.

Explanation / Answer

Here chi square test of independence will be used with following null hypothesis

H0: Age at retirement and job are independent.

and alternative hypothesis is

Ha: Age at retirement and job are not independent.

Answer : B

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