Explore BrainMass

Explore BrainMass

    Waiter's Probability for Commission

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

    John has two jobs. For daytime work at a jewelry store he is paid $200 per month plus a commission. His monthly commission is normally distributed with a mean of $600 and a standard deviation of $40. At night he works as a waiter, for which his monthly income is normally distributed with a mean of $100 and a standard deviation of $30. John's income levels from from these two sources are independent of each other.

    For a given month what is the probability that John's commission from the jewelry store is less than $640?

    For a given month what is the probability that John's income as a waiter is between $70 and $160?

    © BrainMass Inc. brainmass.com June 3, 2020, 7:51 pm ad1c9bdddf
    https://brainmass.com/statistics/probability/114390

    Solution Summary

    Attached Word document gives the probability that John makes money as a waiter or jewelry store worker.

    $2.19

    ADVERTISEMENT