The Manager of a Computer Help Desk Operation in Moncton

question 6

Multiple Choice

The manager of a computer help desk operation in Moncton has collected enough data to conclude that the time per call is normally distributed with a mean equal to 8.21 minutes and a standard deviation of 2.14 minutes. Based on this, what is the probability that a call will last longer than 13 minutes?

• A) 0.0125
• B) 0.4875
• C) 0.5125
• D) 0.9875
• E) .0224

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Definitions:

Refined Sugar

Processed sugar that has been stripped of its natural nutrients and fiber, commonly used as a sweetener in foods and beverages.

Scatterplot

A graph used to visually display the relationship between two quantitative variables.

Reading Scores

Quantitative measures or evaluations of a person's ability to understand and interpret written text.

Height

The measure of how tall a person or structure is from base to top.