Course Solutions Uncategorized (Answered) : Suppose Critical Ratio Item 72 Item Mean Demand 100 Standard Deviation Demand 20 Let D Ran Q32813427

(Answered) : Suppose Critical Ratio Item 72 Item Mean Demand 100 Standard Deviation Demand 20 Let D Ran Q32813427

Suppose the critical ratio for some item is .72, and the itemhas mean demand 100 and standard deviation of demand 20. Let D bethe random variable representing the total demand for thisitem.

Question- Assuming that D has a normaldistribution with the given parameters, what would you need tosubtract from D and/or divide by to construct a standard normalrandom variable?

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