Question

NBA Draft Picks. From Wikipedia's online document "Lis 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.

Short answer

(a) Since$1947$, the population of this area has been made up of NBA players who have been selected first in the draught.

(b) The nationality of the players, which are not from the United States, is a unique attribute in this case.

(c) Proportion $0.104$in this case$10.4\%$

Because it accounts for all number-one draught picks since $1947$ is the population proportion.

Step-by-step solution

Part (a) Step 1: Given information

Since $1947$,$10.4\%$ of the number-one draft picks in the National Basketball Association have been other than U.S. nationals.

Part (a) Step 2: Explanation

Since then, non-U.S. nationals have accounted for $1947$, $10.4\%$of the number-one draught picks in the National Basketball Association.

Since $1947$, the population of this area has been made up of NBA players who have been selected first in the draught.

Part (b) Step 1: Given information

Since $1947,$$10.4\%$ of the number-one draft picks in the National Basketball Association have been other than U.S. nationals.

Part (b) Step 2: Explanation

Since then, non-U.S. nationals have accounted for $1947$,$10.4\%$ of the number-one draught picks in the National Basketball Association.

The nationality of the players, which are not from the United States, is a unique attribute in this case.

Part (c) Step 1: Given information

Since $1947$,localid="1651244018833" role="math" $10.4\%$of the number-one draft picks in the National Basketball Association have been other than U.S. nationals.

Part (c) Step 2: Explanation

Since then, non-U.S. nationals have accounted for $1947$, $10.4\%$of the number-one draught picks in the National Basketball Association.

Proportion $0.104$in this case $10.4\%$

Because it accounts for all number-one draught picks since role="math" localid="1651243926974" $1947$ is the population proportion.