A t-test is used to understand:
A) the basic statistics, including the mean, standard deviation, minimums, and maximums of a data set.
B) the frequency of the data using a display of rectangles with area proportional to the underlying frequency of the data.
C) the relation between specific dependent variable values and independent variable inputs.
D) the probability of a statistical difference in means between either two independent samples or a paired sample through time.

Question

Quizplus · Accepted Answer

A t-test specifically assesses the probability of a significant difference in the means between two groups (either independent or related/paired), making it a tool for hypothesis testing regarding mean differences, not for assessing basic statistics, data frequency, or specific variable relations.

A T-Test Is Used to Understand