Figure: a Researcher Was Interested in the Effects of Arousal and and Personality

question 3

Multiple Choice

Figure:
A researcher was interested in the effects of arousal and personality on individuals' GRE test performance.The personality variable he examined was individuals' level of introversion-extraversion.Based on questionnaire responses,each participant was classified as an "extravert" or an "introvert." The researcher manipulated arousal level by giving caffeine to participants prior to administering a practice GRE test.Participants were randomly assigned to a high-caffeine condition,a medium-caffeine condition,or the no-caffeine conditions.All participants then completed a practice version of the quantitative portion of the GRE.
Suppose the researcher observed the following means for each group:
-These results would most likely indicate a statistically significant

• A)interaction effect between arousal level and personality.
• B)main effect of personality.
• C)main effect of arousal level.
• D)none of these

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Definitions:

Perceived Inequity

The belief that one is receiving less than they are giving or less than they deserve compared to others, often causing dissatisfaction.

Expectancy Theory of Motivation

A psychological theory suggesting that individuals are motivated to engage in behaviors based on the expected outcome and the value of that outcome to them.

Relationship Key Variables

Critical factors that impact the dynamics and outcomes of relationships in various contexts, including interpersonal and organizational settings.

Expectancy Theory of Motivation

The Expectancy Theory of Motivation suggests that individuals are motivated to act in ways that they believe will lead to desired outcomes, based on the expectation that their efforts will lead to certain rewards.