Probability mass function shown to the right

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Reference no: EM132402304

The weekly demand of a? slow-moving product has the probability mass function shown to the right.

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

Demand, x Probability, f(x)

0 0.1

1 0.4

2 0.2

3 0.3

4 or more 0

  1. The expected value of weekly demand is? (integer or a decimal. Do not? round.)
  2. The variance of weekly demand is? ( integer or a decimal. Do not? round.)
  3. The standard deviation of weekly demand is? ( integer or a decimal. Do not? round.)

Reference no: EM132402304

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