Question

From a portion of a probability distribution, you read that P(demand = 1) is 0.05, P(demand = 2) is 0.15, and P(demand = 3) is .20. The cumulative probability for demand 3 would be

A) 0.133

B) 0.200

C) 0.400

D) 0.600

E) cannot be determined from the information given

Answer

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