Use the Following to Answer Questions

question 11

Multiple Choice

Use the following to answer questions:
Figure: Tax on Buyers 2
-(Figure: Tax on Buyers 2) In the diagram, the size of the tax is:

• A) $1.00.
• B) $2.00.
• C) $3.00.
• D) $4.00.

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Definitions:

Statistical Power

The probability that a statistical test will correctly reject a false null hypothesis, or the test's sensitivity to detect an actual effect when there is one.

Cohen's D

Estimate of the magnitude of the difference between the means of two groups measured in standard deviation units.

Cohen's D

An indicator of the magnitude of difference, displaying the standardized deviation between two averages.

Cohen's D

A measure of the size of an effect for a hypothesis test; it is the difference between two means divided by the standard deviation of the data.