A fair spinner is divided into 3 equal sections : red blue and green, it is spun 5 times what is the probability of getting red twice

Question

A fair spinner is divided into 3 equal sections : red blue and green, it is spun 5 times what is the probability of getting red twice

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Farah 3 years 2021-07-20T15:10:28+00:00 1 Answers 7 views 0

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  1. ngochoa
    0
    2021-07-20T15:12:27+00:00
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    Answer:

    80/243

    or

    .329218107

    Step-by-step explanation:

    This is a binomial distribtuion

    THe probability of red= 1/3

    the probability of not red= 2/3

    Probability of getting exactly 2 reds in 5 spins

    {5\choose2}*\frac{1}{3}^2*\frac{2}{3}^3=.329218107

    or

    80/243

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