Consider a lawn mower that fails six times in 240 hours of operation.The failure rate of the lawn mower is ______.
A)0.025
B)0.040
C)0.020
D)0.030

Name: Consider a lawn mower that fails six times in 240 hours of operation.The failure rate of the lawn mower is ______. A)0.025 B)0.040 C)0.020 D)0.030
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Quizplus · Accepted Answer

The failure rate is the number of failures per hour of operation. In this case, the lawn mower failed 6 times in 240 hours of operation, so the failure rate is 6/240 = 0.025.

Consider a Lawn Mower That Fails Six Times in 240