which if the following values defaults to alpha when no significance level is given? 0.50 0.01 0.05 0.10

which if the following values defaults to alpha when no significance level is given? 0.50 0.01 0.05 0.10

which if the following values defaults to alpha when no significance level is given? 0.50 0.01 0.05 0.10

Answer

Brief Explanations:

In statistical hypothesis - testing, when no significance level ($\alpha$) is specified, the common default value is 0.05. This value is widely used in many statistical analyses and research studies to determine the threshold for rejecting the null hypothesis.

Answer:

C. 0.05