The P-value is the
A)observed significance level of a hypothesis test.
B)the stated significance level of a hypothesis test.
C)the probability of making a type I error.
D)the probability of making a type II error.
E)the difference by subtraction of observed significance of a hypothesis test and the significance level of the hypothesis test.

Question

Quizplus · Accepted Answer

The P-value is the probability of observing a test statistic as extreme or more extreme than the one calculated from the sample data, assuming the null hypothesis is true. In other words, it is the observed level of significance of a hypothesis test. If the P-value is small (usually less than the chosen significance level), we reject the null hypothesis.

The P-Value Is the