Question: From an analysis of the sample data, suppose that the decision has been made to retain the null hypothesis. In the context of each part

From an analysis of the sample data, suppose that the decision has been made to retain the null hypothesis. In the context of each part (a-d) of Exercise 8.37, answer the following questions.
(a) In what circumstance is it a correct decision?
(b) When is it a wrong decision, and what type of error is then made?

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