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21 October, 18:51

the prices of three t-shirts are $24, $30, and $36 what is the probability of choosing a $24 t-shirt is 1/6. the probability of choosing a $20 t-shirt is 1/2. The probability of choosing a $36 t-shirt is 1/3. what is the expected value of a t-shirt?

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  1. 21 October, 18:55
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    convert all to a common ratio

    24 1/6

    30 3/6

    36 2/6

    (24+30+30+30+36+36) / 6

    186/6

    the expected value is 31.
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