Empirical Rule: Example Problem with Unequal Boundaries

From Nikolaus Newmeyer June 8th, 2020

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An example of the application of Empirical Rule to a problem that asks for the area between two boundaries with different z-scores.

1. The grades on a particular final were normally distributed with a mean of 75 and a standard deviation of 5. What percent of the students scored between 70 and 90 on the final?

Tags: math 1401statisticsmathematicsempirical ruleexample

Appears In: MATH 1401 – Elementary Statistics Learning and Tutoring Center