Author Question: What is the effect of decreasing the alpha level (for example, from = .05 to = .01)? a. It ... (Read 52 times)

ssal · **on:** Jun 20, 2018

What is the effect of decreasing the alpha level (for example, from = .05 to = .01)?

a. It decreases the probability of a Type I error.
b. It decreases the size of the critical region.
c. It decreases the probability that the sample will fall into the critical region.
d. All of the other options are results of decreasing alpha.

Question 2

By selecting a larger alpha level, a researcher is ______.

a. attempting to make it easier to reject H0
b. better able to detect a treatment effect
c. increasing the risk of a Type I error
d. All of the other options are the result of selecting a larger alpha level.