)In Which Case Would Testing the Null Hypothesis Involve a Two-Tailed

question 15

Multiple Choice

) In which case would testing the null hypothesis involve a two-tailed statistical test?

• A)H₁: Incentive pay for teachers does affect student achievement
• B)H₁: Higher sales tax rates does not reduce state tax revenues
• C)H₁: Extending the duration of unemployment benefits does not increase the length of joblessness
• D)H₁: Smoking does not reduce life expectancy

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Definitions:

Capability

An individual's or organization's inherent ability or capacity to carry out a particular task or to achieve certain outcomes.

Capability

Refers to the ability, skill, or proficiency to carry out a specific task or perform a certain role effectively.

Motivation

The extent to which persistent effort is directed toward a goal.

Support

Assistance or backing provided by an individual or group to help others in need or to achieve a goal.