A Population Has a Standard Deviation of 16

question 128

Multiple Choice

A population has a standard deviation of 16. If a sample of size 64 is selected from this population, what is the probability that the sample mean will be within 2 of the population mean?

• A)0.6826
• B)0.3413
• C)-0.6826
• D)Since the mean is not given, there is no answer to this question.

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