Question

For a machine to be a good candidate for preventive maintenance

A) the consequences of failure must exceed the cost of preventive maintenance and the MTBF distribution must have a large standard deviation

B) the consequences of failure must exceed the cost of preventive maintenance and the MTBF must be relatively low

C) the consequences of failure must exceed the cost of preventive maintenance and the MTBF distribution must have a relatively low standard deviation

D) the consequences of failure must exceed the cost of preventive maintenance and the MTBF must be relatively high

E) the consequences of failure must be relatively unknown and, therefore, risky

Answer

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