You complete a hypothesis test using α = .05,and based on the evidence from the sample,your decision is to reject the null hypothesis.Which of the following is true?
A)You have made a Type I error.
B)You have made a Type II error.
C)You might have made a Type I error, but the probability is less than 5%.
D)You have made the correct decision.

Question

Quizplus · Accepted Answer

Rejecting the null hypothesis when it is actually true is a Type I error. The significance level (α = .05) sets the maximum probability of making this error, so while it's possible a Type I error was made, the probability of doing so is less than or equal to 5%.

You Complete a Hypothesis Test Using α =