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OpenStudy (anonymous):
a number cube is rolled 450 times and the results are: 71 ones 76 twos 65 three's 74 fours 73 fives 91 six's. what is th experimental probability of rolling a 2 or a 3?
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OpenStudy (blockcolder):
That would be 76/450+65/450=141/450. :D
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