Withα= 05,how Are the Boundaries for the Critical Region Determined

question 65

Multiple Choice

Withα= .05,how are the boundaries for the critical region determined?

• A)Boundaries are drawn so there is 2.5% (.025) in each tail of the distribution.
• B)Boundaries are drawn so there is 5% (.05) in each tail of the distribution.
• C)Boundaries are drawn so there is 10% (.10) in each tail of the distribution.
• D)Boundaries are drawn so there is 5% (.05) in the center of the distribution.

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Definitions:

Normal Distribution

A bell-shaped frequency distribution curve that is symmetric about the mean and described by its mean and standard deviation.

One-tailed Test

A hypothesis test where the area of rejection is on only one side of the sampling distribution, used to determine if a parameter is greater than or less than a certain value.

Manufacturing Work Week

The average number of hours worked by employees in the manufacturing sector over a specified period.

Recession

A significant decline in economic activity spread across the economy, lasting more than a few months, typically visible in real GDP, real income, employment, industrial production, and wholesale-retail sales.