The fire department in a large city is examining its promotion policy to assess if there is the potential for an age discrimination lawsuit. A random sample of 248 promotion decisions over the past 5 years yields the following information.

a. Provide a graph of the promotion information.
b. Is the promotion decision for the fireman related to the age of the fireman? Use a = .05.
c. What is the population to which your conclusion in part (b) is applicable?
d. What are some other variables, besides age, that needed to be addressed in an age discrimination analysis?

Transcribed Image Text:

Age at Promotion Decision Promotion Decision Under 30 30-39 4450 r Older Promoted Not promoted 29 39 34 46 12 38 41