Math Problem Statement

According to National Testing data, college math class testing times are Normally distributed with a mean of 39 minutes and standard deviation 5 minutes.

The bell curve below represents the probability distribution for testing times. The scale on the horizontal axis is equal to the standard deviation. Fill in the three indicated boxes.

Solution

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Math Problem Analysis

Mathematical Concepts

Statistics
Normal Distribution
Standard Deviation
Probability Distribution

Formulas

Mean ± Standard Deviation
68-95-99.7 Rule

Theorems

Empirical Rule (68-95-99.7)

Suitable Grade Level

Grades 10-12