SOLUTION: Find the mean, variance, and standard deviation for the number of heads when 15 coins are tossed.
15(2)=30
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-> SOLUTION: Find the mean, variance, and standard deviation for the number of heads when 15 coins are tossed.
15(2)=30
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Question 806382: Find the mean, variance, and standard deviation for the number of heads when 15 coins are tossed.
15(2)=30 Answer by oscargut(2103) (Show Source):
You can put this solution on YOUR website! mean = np = 15(0.5) = 7.5
variance = np(1-p) = 15(0.5)(0.5) = 3.75
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