The correct answer from the options that the sampling distribution of
Answer to Problem 46E
The correct answer is (b).
Explanation of Solution
Given information:
Size of the random sample,
Proportion of Division I athletes who think that these drugs are a problem
Formula used:
The sampling distribution of a sample proportion is approximately normal if
Consider that proportion of Division I athletes who think that these drugs are a problem be p and the sample size be n.
Rewrite it as:
And,
Know that the sampling distribution of a sample proportion is approximately normal if
Substitute 750 for n and 0.30 for p in
Also, substitute 750 for n and 0.30 for p in
Here, we see that
Hence, the correct answer is (b).
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