A New Phone System Was Installed Last Year to Help

question 90

Multiple Choice

A new phone system was installed last year to help reduce the expense of personal calls that were being madeby employees. Before the new system was installed, the amount being spent on personal calls follows a normaldistribution with an average of $900 per month and a standard deviation of $50 per month. Refer to suchexpenses as PCEʹs (personal call expenses) . Find the probability that a randomly selected month had a PCE thatfalls below $750.

• A) 0.0013
• B) 0.8333
• C) 0.1667
• D) 0.9987

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Definitions:

Adaptation Process

The method by which individuals or groups adjust to changes in their environment or circumstances.

Scope

The extent of the area or subject matter that something deals with or to which it is relevant; often defined at the beginning of a project.

Venue

A place where an event or meeting is held.

Emotional State

An individual's current feelings or mood, which can influence their thoughts and behavior.