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

question 7

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. What is the probability that a class of 36 students will have an average greater than 70 on Professor Elderman's final exam?

• A) 0.0014
• B) 0.3085
• C) 0.6915
• D) 0.9986

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Definitions:

Myelin Sheath

The fatty layer enveloping axons of some neurons that increases the speed at which impulses propagate along the myelinated fiber.

Neural Messages

Information transmitted through neurons via electrical and chemical signals, facilitating communication throughout the nervous system.

Neurons

Specialized cells in the nervous system that convey information to other neurons, muscles, or glands.

Acetylcholine

A neurotransmitter involved in many functions including muscle movement, heart rate, memory, and learning, playing a key role in the brain and body's nervous systems.