In a Two-Tail Test for the Population Mean, If the Null

question 51

Multiple Choice

In a two-tail test for the population mean, if the null hypothesis is rejected when the alternative hypothesis is false:

• A)a Type I error is committed.
• B)a Type II error is committed.
• C)a correct decision is made.
• D)a one-tail test should be used instead of a two-tail test.

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Definitions:

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Relationships or associations between two or more variables, which are typically explored and confirmed through statistical methods and analysis.

Sensitivity Analysis

A technique used to determine how different values of an independent variable affect a particular dependent variable under a given set of assumptions.

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Collections of data and information regarding customers, potential customers, market trends, and competitor analysis, used to inform marketing strategies and campaigns.