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What is the probability of rolling a 5 exactly three times in ten rolls of a number cube with six sides?

 Jan 17, 2020
 #1
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We  have

 

C(10, 3)  * (1/6)^3  * (5/6)^7   ≈  .155  =   15.5%

 

 

cool cool cool

 Jan 17, 2020

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