Solve the Problem. -Among a Random Sample of 150 Employees of a Particular

question 95

Multiple Choice

Solve the problem.
-Among a random sample of 150 employees of a particular company, the mean commute distance is 26.8 miles. This mean lies 2.7 standard deviation(s) below the mean of the sampling distribution. If a second sample of 150 employees is selected, what is the probability that for the second sample, the mean commute
Distance will be at least 26.8 miles?

• A)0.0035
• B)0.9965
• C)0.5
• D)0.0026

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Definitions:

Gray Matter

Regions of the brain and spinal cord composed mainly of nerve cell bodies and responsible for processing information.

Myelinated Nerve Fibers

Nerve fibers surrounded by a protective fatty layer called myelin, which increases the speed of signal transmission.

All-or-none Principle

A principle stating that a neuron either fires at full amplitude or not at all, depending on whether the stimulus reaches the threshold level.

CNS

The central nervous system, consisting of the brain and spinal cord, responsible for processing and sending messages to and from the body.