Applying Statistical Inference: An Example The significance level of an experiment is
A)chosen after the experimenter completes data collection.
B)equal to the chance of committing a Type 1 error.
C)equal to the chance of committing a Type 2 error.
D)equal to the chance of correctly rejecting the null hypothesis.

Question

Quizplus · Accepted Answer

The significance level of an experiment is the probability of committing a Type 1 error, which is rejecting the null hypothesis when it is actually true. This probability is chosen before the experiment begins, typically at 0.05 or 0.01.

Applying Statistical Inference: an Example the Significance Level of an Experiment