Question: Refer to Exercise 10.42. Suppose that the initial analysis of the age discrimination had included only two levels of age, as contained in the following

Refer to Exercise 10.42. Suppose that the initial analysis of the age discrimination had included only two levels of age, as contained in the following table.

a. Is the age of the fireman related to whether or not the fireman is promoted? Use a = .05.
b. Is your conclusion concerning age discrimination different from your conclusion using the data in Exercise 10.42?

Age at Promotion Decision Promotion Decision 39 or younger 40or Older Promoted Not promoted 38 80 46 84

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