Use the following to answer the questions below:
The sampling distribution shows sample means from samples of size n = 50.
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-If samples of size n = 30 had been used instead of n = 50, which of the following would be true?
A) The sample means would be centered at a larger value.
B) The sample means would be centered at the same value.
C) The sample means would be centered at a smaller value.

Question

Use the following to answer the questions below:
The sampling distribution shows sample means from samples of size n = 50.
‪ 
-If samples of size n = 30 had been used instead of n = 50, which of the following would be true?
A) The sample means would be centered at a larger value. 
B) The sample means would be centered at the same value. 
C) The sample means would be centered at a smaller value.

Quizplus · Accepted Answer

The sample means would be centered at the same value because the expected value of the sample mean is equal to the population mean, regardless of the sample size.

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