Explore BrainMass

Explore BrainMass

    total probability from Binomial Distribution

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

    The GMAT scores of MBA students is assumed to be distributed normally with a mean of 530 and a standard deviation of 80. The GMAT scores of ten students are selected randomly. What is the probability that at least 7 of the 10 students have SAT scores in excess of 550?

    © BrainMass Inc. brainmass.com October 2, 2020, 2:58 am ad1c9bdddf

    Solution Preview

    Hi there,

    Here is my solution:

    z=(x-mean)/standard deviation=(550-530)/80=0.25
    There is the probability of a single student ...

    Solution Summary

    The solution provides detailed explanations how to find out the total probability based on binomial distribution.