In hypothesis testing, what is the level of significance?
A) Risk of rejecting the null hypothesis when it is true
B) Symbolized by the Greek letter "$\alpha$"
C) Value between 0 and 1
D) Selected before a decision rule can be formulated
E) All of these are true

Question

Quizplus · Accepted Answer

The level of significance is the probability of rejecting the null hypothesis when it is true, symbolized by $\alpha$, is a value between 0 and 1, and is selected before formulating a decision rule.

In Hypothesis Testing, What Is the Level of Significance? A) α\alphaα

In Hypothesis Testing, What Is the Level of Significance?
A) $\alpha$