Incomes in a Particular Market Area Are Known to Be

question 66

Multiple Choice

Incomes in a particular market area are known to be right-skewed with a mean equal to $33,100. In a report issued recently, a manager stated that at least 89 percent of all incomes are in the range of $26,700 to $39,500, and this was based on Tchebysheff's theorem. Given these facts, what is the standard deviation for the incomes in this market area?

• A) Approximately $6,400
• B) Approximately $3,200
• C) Approximately $2,133
• D) Approximately $4266

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Definitions:

Internal Attribution

The inference that a person is behaving in a certain way because of something about the person, such as attitude, character, or personality.

External Attribution

The process of attributing the cause of someone's behavior to external factors or situations beyond the individual's control.

Internal-Stable

An attribution style where individuals believe that the causes of their behavior or events are due to stable, internal factors within themselves.

Weiner's Model

A theory of motivation and emotion in psychology that categorizes the causes of success and failure along dimensions of stability, locus of control, and controllability.