THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING

question 78

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING:
The following table displays the joint probability distribution of two discrete random variables X and Y.
-Compute the mean for the linear function W = 2X + Y.

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Definitions:

Social Facilitation Theory

The theory that the presence of others increases a person’s dominant response—that is, the response that is most likely for that person for the task at hand.

Impair

To weaken or damage someone's abilities or functionality in a certain area, such as impairing one's judgment or physical capacities.

Improve

Refers to the act of making something better or enhancing its value, quality, or effectiveness.

Evaluation Apprehension

Anxiety stemming from the possibility of being judged or evaluated by others.