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31-05-2019
Mathematics

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Suppose Colby rolls the number cube 1000 times, about how many times can she expect to roll an odd number?

Suppose Colby rolls the number cube 1000 times about how many times can she expect to roll an odd number class=

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kitamuragu kitamuragu

31-05-2019

Since there are 3 odd numbers ( 1, 3 and 5) and 3 even numbers ( 2, 4 and 6) in the cube ,

The chance of getting an odd number is 50/50 or 50%

So out of 1000 she will probably get 500 odd since 1000 × 0.5 (which is 50%) is 500

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