23. Quiz: Calculating a p-value

Quiz 1 and Quiz 2 and Quiz 3

The quizzes on this page and the next page are to ensure you understand conceptually how the pieces fit together.

Use the following to answer the three quiz questions below. Imagine we have the following null and alternative hypotheses:

H_0: \mu \geq 5

H_1: \mu < 5

And you collect data that provides you with a sample mean of 10.

Based on the above, select the statement that is true.
SOLUTION: We would expect the population mean to be greater than 5.

Which of the following would be true regarding the p-value in this case.
SOLUTION: We expect the p-value to be greater than 50%.

Based on your sample mean of 10, which hypothesis seems more likely to be true?
SOLUTION: The null.

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