Check Boxes Operate as a Group, Providing a Set of Mutually

question 30

True/False

Check boxes operate as a group, providing a set of mutually exclusive options.

---

Definitions:

Two-tail Test

A statistical test that determines if there is a significant difference between the means or proportions of two populations in either direction.

Sample Variances

The measure of dispersion of data points in a sample around their sample mean, serving as an estimate of the population variance.

Test Statistic

A value calculated from sample data during a hypothesis test. Used to determine whether to reject the null hypothesis.

Alpha Level

The threshold of probability set for rejecting the null hypothesis; a measure of the likelihood of a Type I error.