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02-05-2019
Mathematics

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Jane will roll a number cube 30 times.How may times would Jane expect to roll a number larger that 4?

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02-05-2019

Answer: 5

Step-by-step explanation:

= P(roll 4) = 1/6

= Expected # of 4 in 30 rolls = (1/6)*30 = 5

Therefor, the answer is 5

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