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April 24, 2014

April 24, 2014

Posted by **kj** on Monday, June 11, 2012 at 9:39am.

What is the expected value of a roll?

- math 3 -
**Pendergast**, Monday, June 11, 2012 at 10:55am4/10 chance of rolling 10

3/10 chance of rolling 5

2/10 chance of rolling 25

1/10 chance of rolling 27

Expected value is the sum of the outcomes multiplied by probabilities

= (4/10)(10) + (3/10)(5) + (2/10)(25) + (1/10)(27)

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