Professor Elderman Has Given the Same Multiple-Choice Final Exam in His

question 113

Multiple Choice

Professor Elderman has given the same multiple-choice final exam in his Principles of Microeconomics class for many years. After examining his records from the past 10 years, he finds that the scores have a mean of 76 and a standard deviation of 12. Professor Elderman offers his class of 36 a pizza party if the class average is above 80. What is the probability that he will have to deliver on his promise?

• A) 0.0228
• B) 0.3707
• C) 0.6293
• D) 0.9772

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Definitions:

Conditioned Responses

Learned responses to a particular stimulus conditioned through repeated associations with a reinforcement or punishment.

Involuntary Response

A reflex action or response that occurs without conscious control, often as a protective mechanism.

Stimulus

An external factor or signal that triggers a physiological response in an organism.

Monogamous

Involving a relationship or mating system in which an individual has only one partner during their lifetime or at any one time.