Which of the Following Is the Best Explanation for Why

question 20

Multiple Choice

Which of the following is the best explanation for why the standard deviation is almost always reported with the mean?

• A) The standard deviation measures the spread of scores from the mean, so it is important to know both the mean and the standard deviation.
• B) The standard deviation is also a measure of central tendency, so it is important to report this value with the mean.
• C) The mean and standard deviation estimate basically the same thing, so these values are typically reported together.
• D) This is not true; the standard deviation is rarely reported with the mean.

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Definitions:

Emotional Response

The psychological and physiological reaction to a specific stimulus or situation, influenced by individual perception and experience.

Type A

A personality profile characterized by competitiveness, urgency, aggression, and a high level of ambition, often linked to a higher risk of heart disease.

Easy-Going

Describes a person or attitude that is relaxed, tolerant, and not easily upset or stressed.

Competitive

Characterized by or engaging in rivalry or competition, often striving to be more successful or better than others.