Suppose That the Probability That a Person Between the Ages

question 22

Multiple Choice

Suppose that the probability that a person between the ages of 19 and 24 buys at least one tabloidmagazine per week is 0.115. If 500 randomly selected people between the ages of 19 and 24 wereasked "Do you buy at least one tabloid magazine per week?", would you be surprised if 45 or moresaid yes to this question? Why?

• A) Cannot be determined with the given information.
• B) Yes, 45 would be an unusually large number of people given the known probability of 0.12.
• C) Yes, 45 would be an unusually small number of people given the known probability of 0.115.
• D) No, 45 is within the expected range of people.

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Definitions:

Motivated Behavior

Actions driven by internal or external forces that direct organisms towards specific goals.

Systematic Desensitization

A behavior therapy technique used to help individuals overcome phobias and anxiety disorders by gradually exposing them to the feared object or situation in a controlled environment.

Anxiety Hierarchy

A ranked list of stimuli that evoke anxiety, used in therapies to systematically desensitize individuals to their fears.

Instrumental Conditioning

A learning process in which behavior is modified through the use of rewards or punishments.