When You Conduct a Paired-Samples T Test, What Is the Null

question 36

Multiple Choice

When you conduct a paired-samples t test, what is the null hypothesis?

• A) The mean of the difference scores is 0 in the population.
• B) One group scored significantly higher than the other.
• C) The mean score is equal to the midpoint of the response scale.
• D) People scored higher on the posttest than on the pretest.

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Definitions:

Turnover

The rate at which employees leave a workforce and are replaced by new personnel.

Variable Pay

A compensation strategy where an employee's earnings fluctuate based on performance or results achieved.

Performance Measure

Metrics or indicators used to assess the efficiency, effectiveness, and productivity of an employee, team, or organization.

Motivator

A factor that encourages individuals to act or behave in a certain way in order to achieve desired outcomes.