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Find the expected value-variance-standard deviation

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Reference no: EM132853367

The weekly demand of a slow-moving product has the following probability mass function:

Demand, x Probability, f(x)

0 0.2

1 0.4

2 0.3

3 0.1

4 or more 0

Find the expected value, variance, and standard deviation of weekly demand.

Reference no: EM132853367

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