The Mathematical Average of a Distribution Is Also Called the ______

question 15

Multiple Choice

The mathematical average of a distribution is also called the ______.

• A) mean
• B) median
• C) mode
• D) most common number

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Definitions:

Critical Values

Points on the scale of the test statistic beyond which we reject the null hypothesis, depending on the chosen significance level.

F-ratio

A statistic used in ANOVA (Analysis of Variance) that compares the variation between group means to the variation within groups, evaluating whether group means are significantly different.

Critical Value

A threshold in hypothesis testing that defines the boundary between accepting or rejecting the null hypothesis, determined by the chosen significance level.

Level of Significance

A threshold set by the researcher which determines the probability of rejecting the null hypothesis when it is true, used in hypothesis testing.