Explore BrainMass

Explore BrainMass

    Probability and Statistics: IQ Problem

    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 IQ of adults in a certain large population is normally distributed with mean 100 and standard deviation10. If a person is chosen at random form this group. the probability that the person's IQ is less than 85 or greater than 110 is:

    a. 0.7745.
    b. 0.9081.
    c. 0.2255.
    d. 0.0919.
    e. none of the above

    © BrainMass Inc. brainmass.com March 4, 2021, 6:26 pm ad1c9bdddf

    Solution Preview

    Use a website