The Following Frequency Distribution Represents the Number of Hours Studied

question 134

Multiple Choice

The following frequency distribution represents the number of hours studied per week by a sample of 50 students. The standard deviation of the number of hours studied is ____.

• A) 1.89
• B) 2.79
• C) 3.50
• D) 3.56

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Definitions:

Particular Situation

A specific set of circumstances or context in which an event or study is conducted.

Compulsion

A psychological condition where an individual feels the need to perform specific actions repeatedly in an attempt to reduce anxiety or prevent a perceived negative outcome.

Agoraphobia

An anxiety disorder characterized by an intense fear of being in situations where escape might be difficult or help wouldn't be available if things go wrong.

Social Phobia

A persistent and overwhelming fear of social situations, leading to significant anxiety and avoidance that impair daily functioning.