NBA Draft Picks. FromWikipedia’s on-line document “List of First Overall NBA Draft Picks,” we found that, since 1947, 10.4% of the number-one draft picks in the National Basketball Association have...

NBA Draft Picks. FromWikipedia’s on-line document “List of First Overall NBA Draft Picks,” we found that, since 1947, 10.4% of the number-one draft picks in the National Basketball Association have been other than U.S. nationals.

a. Identify the population.

b. Identify the specified attribute.

c. Is the proportion 0.104 (10.4%) a population proportion or a sample proportion? Explain your answer.