If a researcher were to use a .01 level of significance rather than the .05 level,the probability of a Type I error would
A) not change.
B) decrease.
C) increase.
D) not able to tell without more information.

Question

Quizplus · Accepted Answer

Decrease. Using a more stringent level of significance such as .01 decreases the probability of making a Type I error (rejecting the null hypothesis when it is actually true) compared to using a less stringent level of significance such as .05.

If a Researcher Were to Use a