Multiple Choice
Six units were tested over an 80-hour period.One unit failed after 5 hours and a second unit failed after 60 hours.The remaining four units performed satisfactorily until the end of the test.The failure rate is:
A) 0.0052 units/hour.
B) 0.0250 units/hour
C) 0.0308 units/hour.
D) 0.1354 units/hour.
Correct Answer:
Verified
Correct Answer:
Verified
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