Suppose a Researcher Wants to Make Sure That the Probability

question 3

Multiple Choice

Suppose a researcher wants to make sure that the probability of committing a Type I error is less than 5%.How can the researcher control for this?

• A) set the value for a Type II error at .05
• B) set the alpha level at .05
• C) place the rejection region in both tails
• D) set the alpha level at .05 and place the rejection region in both tails