Using the

question 61

Multiple Choice

Using the .01 level of significance means that,in the long run,

• A)a Type I error occurs 1 time in 20.
• B)a Type I error occurs 1 time in 100.
• C)a Type II error occurs 1 time in 20.
• D)a Type II error occurs 1 time in 100.

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Definitions:

ANOVA Procedure

A statistical method used to test differences between two or more means by analyzing variance.

Population

A term referring to the complete set of individuals, events, or objects of interest in a particular study.

Null Hypothesis

A default hypothesis that there is no effect or no difference, and any observed difference is due to sampling error.

Population Means

The average values derived from the entire set of individuals or items in a defined group.