When You Hypothesize That Posttest Scores Will Be Higher Than

question 10

Multiple Choice

When you hypothesize that posttest scores will be higher than pretest scores,you should use ______.

• A)a one-tailed test
• B)a two-tailed test
• C)descriptive statistics
• D)a t test for independent means

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Definitions:

Stagnation

A state of inactivity or lack of growth and development, often leading to decreased productivity and innovation.

Slowdown

A reduction in the speed or rate of activities, often referring to economic downturns or decreased productivity.

Enthusiasm

Intense and eager enjoyment, interest, or approval.

Yerkes-Dodson Law

A theory that suggests there is an optimal level of arousal for performance, and that too little or too much arousal can adversely affect task performance.