# Normal Probability Explained for Final Exam Grades

A set of final examination grades in a calculus course was found to be normally distributed with a mean of 69 and a standard deviation of 8.

Only 5% of the students taking the test scored higher than what grade?

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A set of final examination grades in a calculus course was found to be normally distributed with a mean of 69 and a standard deviation of 8. Only 5% ...

#### Solution Summary

The solution provides a step by step method for the calculation of probability using the Z score. Formula for the calculation, the corresponding graph and interpretations of the results are also included.

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