Determine whether the data set is a population or a sample. explain your reasoning. the age of each resident in an apartment building. the age of each resident in an apartment building. choose the correct answer below. a. sample, because it is a collection of ages for some people in the apartmentages for some people in the apartment building. building. b. population, because it is a subset of all apartment buildings in the city. all apartment buildings in the city. c. sample, because it is a collection of ages for all people in the apartmentages for all people in the apartment building commabuilding, but there are other apartment buildings. but there are other arpartment buildings. d. population, because it is a collection of ages for all people in the apartmentages for all people in the apartment building.

Afirm wants to hire a project manager (pm) at a salary of $100,000. 30% of pms have high ability, and 70% of pms have low ability. high ability pms generate $120,000 in revenue and low ability pms generate $80,000 in revenue. in addition to differences in productivity, high and low ability pms have different outside offers. if a high ability pm is not hired by the firm, she can work for another company at a salary of $80,000. if the low ability pm is not hired by the firm, she can work for another company for $70,000. high ability pms are also able to get a project management professional (pmp) certification at a cost of $1,000. low ability pms are unable to get a pmp certification (they would fail the test). the firm is not able to observe a pm’s ability, but is able to observe and verify whether or not the pm has a pmp certificate.(a) draw the extensive form of the game. expert answer