Your Friend Gandalf Asks If You Can Give Him a Ride

question 82

Multiple Choice

Your friend Gandalf asks if you can give him a ride home for winter break.You agree to the request in part because you know that you will need his help studying for your physics exam.
Your agreeing to drive Gandalf home is best explained by

• A) reciprocal helping.
• B) altruism.
• C) social facilitation.
• D) social loafing.

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Definitions:

Less Than

A mathematical comparison indicating that one value is smaller than another.

Z-scores

Scores that are normalized to show the number of standard deviations a data point is away from the average.

Standard Normal Distribution

A Gaussian distribution where the mean is zero and the standard deviation is one.

Between

Used to describe a relationship or comparison involving two or more variables or groups.