A researcher assesses the level of a particular hormone in the blood in five patients before and after they begin taking a hormone treatment program. Results for the five patients are as follows:

Using the .05 significance level, was there a significant change in the level of this hormone?
(a) Use the steps of hypothesis testing.
(b) Sketch the distributions involved.
(c) Explain your answer to someone who understands the t test for a single sample but is unfamiliar with the t test for dependent means.

Transcribed Image Text:

96 n11 ore-20 16 24 22 17 tie- ABCDE