If a relief valve has reliability of 0.989, how many failures are expected in testing 1000 such relief valves?
A. 111
B. 100
C. 10
D. 11
Answer:D
If a relief valve has reliability of 0.989, how many failures are expected in testing 1000 such relief valves?
A. 111 B. 100 C. 10 D. 11