Question: The probability that a specific hydraulic actuator can be successfully repaired in the field, once it has failed, is estimated at 0.4. You are asked

The probability that a specific hydraulic actuator can be successfully repaired in the field, once it has failed, is estimated at 0.4. You are asked to optimize the shipment of a limited supply of spares and maintenance personnel. If 15 actuators have failed today, what is the probability that

A) at least 10 are repairable?

B) from 3 to 8 are repairable?

C) exactly 5 are repairable?

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