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A discrete random variable, X , takes on the values 15, 150, 725,and 4,600 , with probabilities 0.70, 0.15, 0.10, 0.05 , respectively.Use the statistical

A discrete random variable, X, takes on the values 15, 150, 725,and 4,600, with probabilities 0.70, 0.15, 0.10, 0.05, respectively.Use the statistical capacity of your calculator to find the standard deviation of the random variable, X, rounded to two decimal places.

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