A researcher is on the verge of a breakthrough for a medical procedure that has little risk but that could be of great benefit to patients. What alpha level should she choose?
A) .05
B) .02
C) .01
D) .001

Question

Quizplus · Accepted Answer

An alpha level of .05 is commonly used in many research studies as it represents a good balance between the risk of Type I error (rejecting a true null hypothesis) and the ability to detect a true effect when there is one. Given the scenario's potential benefits and low risk, a standard alpha level like .05 is appropriate.

A Researcher Is on the Verge of a Breakthrough for a Medical