Explore BrainMass

Explore BrainMass

    Probability

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

    Please see the attached file for full problem description.

    ---
    Suppose that a certain college class contains students. Of these, are sophomores, are chemistry majors, and are neither. A student is selected at random from the class.
    a. What is the probability that the student is both a sophomore and a chemistry major?
    b. Suppose that we are given the additional information that the student selected is a sophomore. What is the probability that she is also a chemistry major?
    Give your answers as exact fractions.

    © BrainMass Inc. brainmass.com June 3, 2020, 5:05 pm ad1c9bdddf
    https://brainmass.com/statistics/probability/probability-13527

    Attachments

    $2.19

    ADVERTISEMENT