Explore BrainMass

Explore BrainMass

    Finding the confidence interval for population variance

    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!

    A discount store is trying to decide whether to use a single waiting line for available cashiers. The waiting times for 25 randomly selected customers was found to have a standard deviation of 1.7 minutes. Construct a 95% confidence interval for the population variance.

    © BrainMass Inc. brainmass.com December 24, 2021, 5:57 pm ad1c9bdddf

    Solution Summary

    This solution provides assistance constructing a 95% confidence interval for the population variance of the data given below.