Explore BrainMass

# Finding the z values

Not what you're looking for? Search our solutions OR ask your own Custom question.

This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

The Smith family has twins, Rob and Rachel. Both Rob and Rachel graduated from college two years ago, and each is now earning \$50,000 per year. Rachel works in the retail industry, where the mean salary for executives with less than 5 years' experience is \$35,000 with a standard deviation of \$8,000. Rob is an engineer. The mean salary for engineers with less than 5 years' experience is \$60,000 with a standard deviation of \$5,000.

a. Compute the z values for both Rob and Rachel.

b. Comment on your findings

Â© BrainMass Inc. brainmass.com November 30, 2021, 1:37 am ad1c9bdddf
https://brainmass.com/statistics/standard-deviation/finding-the-z-values-116522

#### Solution Summary

The solution contains detailed explanation of finding the z values if the standard deviation of a population is given.

\$2.49