The T-Test for Dependent Means Is Used When Your Sample

question 13

Multiple Choice

The t-test for dependent means is used when your sample is tested _______.

• A)one time
• B)two times
• C)one or more times
• D)two or more times

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Definitions:

Independent Variable

In an experiment or study, the variable that is manipulated or changed to observe its effect on the dependent variable.

Second-order Model

A statistical model that includes the squared terms of the predictors to account for curvature in the relationship between the independent and dependent variables.

Significance Level

A statistical measure that quantifies the probability of rejecting the null hypothesis when it is in fact true, a critical component in hypothesis testing.

Retained

Often used in financial contexts to describe profits kept in a company rather than distributed to shareholders; can also refer to information or items kept or preserved.