Share
Explore BrainMass

Normal probability

A normal population has an average of 80 and a standard deviation of 14.0.
Calculate the probability of a value between 75.0 and 90.0.
Calculate the probability of a value of 75.0 or less.
Calculate the probability of a value between 55.0 and 70.0.

Solution Summary

The solution provides step by step method for the calculation of probability based on Z score. Formula for the calculation and Interpretations of the results are also included.

$2.19