Question: Given that the Null and alternative for testing the true average grades are as follows: H 0 : = 80 H 1 : > 80

Given that the Null and alternative for testing the true average grades are as follows:

H0: = 80

H1: > 80

1. Explain how to make a decision and write conclusion by using the p-value. (choose any p-value and choose any common alpha level)

2. What is the difference between a Type I and a Type II error?

3. Which Type of error could have occurred when you made a decision in part 1?

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