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The probability distribution fir a company's sales is given below: Probability Sales($ in millions) .05 --> 70 .70 --> 40 .25 --> 25 a) What
The probability distribution fir a company's sales is given below:
Probability Sales($ in millions)
.05 --> 70
.70 --> 40
.25 --> 25
a) What are the mean sales?
b) What is the standard deviation of sales?
(Please explain how you did it, in detail is possible, to get a thorough understanding of the concept. I would really appreciate it.)
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