THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 97

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
For a random sample of 263 professionals,the correlation between their age and their income was found to be 0.17.You are interested in testing the null hypothesis that there is no linear relationship between these two variables against the alternative that there is a positive relationship.
-What is the value of the test statistic?

• A)3.669
• B)2.756
• C)2.787
• D)6.785

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Definitions:

Delay Gratification

The capacity to withstand the urge for an instant gratification in favor of a future reward.

Immediate Reward

A reward received directly after completing a task or activity, often motivating future behavior.

Overjustification Effect

A phenomenon where providing excessive external rewards for an already internally rewarding activity decreases the intrinsic motivation to perform that activity.

Opponent-process Effect

A psychological and neurological model that explains contrasting color after-images and emotional contrasts.