Response:
1 B
2 A
3 B
Detailed explanation:
1
The population refers to the entire sample from which part of the event is being analyzed. Essentially, in a set, the population includes everything collectively. From the provided statement, our goal is to identify the population. The population is B.
All NBA players since 1966. This selection is because it is from this set that the draft picks were chosen, ultimately narrowed down to 45% being center backs.
2
The specified attribute is A.
Being a No. 1 draft pick, as it's the central focus of the statement itself
3
B sample proportion. As mentioned earlier, the population consists of all NBA players since 1966, so a population proportion would contain a statement like this.
45% of all NBA players since 1966...
Consequently, it's a sample proportion since it pertains to the draft pick, as opposed to the NBA players