A significance level is a critical probability associated with a statistical hypothesis test that indicates how likely it is that an inference supporting a difference between an observed value and some statistical expectation is true.

Question

Quizplus · Accepted Answer

This is an accurate definition of a significance level. It is the level of probability at which one would reject the null hypothesis, indicating that the observed results are statistically significant and unlikely to have occurred by chance.

A Significance Level Is a Critical Probability Associated with a Statistical