The Sample Mean of a Variable Is 137

question 44

Multiple Choice

The sample mean of a variable is 137.6, and is reported with an associated p value of 0.001. How could this p value be interpreted as?

• A) Probability of .999 that true mean is null, when sample mean is 137.6.
• B) The chance of the population or true mean being 137.6 is 0.001.
• C) Probability of .001 that population mean is 0, when sample mean is 137.6.
• D) 99.9% chance that the true mean is greater than 137.6.

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Definitions:

Hyde and Linn

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