Explore BrainMass

Explore BrainMass

    Density Function Question - f(x) = 3x^2?

    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!

    Let X be a random variable defined by the given density function

    f(x) = 3x^2 0 <= x <= 1
    = 0 otherwise

    Find (a) E(X), (b) E(3X-2) and (c) E(X^2).

    See the attached file.

    © BrainMass Inc. brainmass.com November 30, 2021, 12:12 am ad1c9bdddf
    https://brainmass.com/statistics/probability-density-function/density-function-question-27802

    Attachments

    Solution Preview

    Please see attached file.

    answer:

    (a) By the definition , we know
    Explanation:
    1. Since only on [0,1], f(x) is nonzero, we ...

    Solution Summary

    This solution shows how to perform calculations for a given density function, formatted in an attached Word document.

    $2.49

    ADVERTISEMENT