Calculate the variance and standard deviation of x

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Reference no: EM131820503

A chemical supply company currently has in stock 100 pounds of a certain chemical, which it sells to customers in 5-pound lots. Let x = the number of lots ordered by a randomly chosen customer. The probability distribution of x is as follows:

293_randomly chosen customer.png

a. Calculate the mean value of x.

b. Calculate the variance and standard deviation of x.

Reference no: EM131820503

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