Given That = 400

question 227

Multiple Choice

Given that = 400,
= 625,Cov(X,Y) = 375,and n = 10,then the correlation coefficient is:

• A)0.75
• B)0.70
• C)0.85
• D)0.80

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Definitions:

Common Sense Theory

An approach suggesting that people naturally form theories about their experiences and the world around them, based on everyday observations and practical reasoning.

Autonomic Arousal

The activation of the autonomic nervous system, which regulates involuntary body functions and is often associated with stress or excitement.

James-Lange Theory

A hypothesis suggesting that emotions are the result of physiological responses to external stimuli followed by identification of the emotion based on the physical response.

Cannon-Bard Theory

A theory of emotion that suggests emotional feelings and physiological reactions to stimuli are experienced simultaneously.