Multiple Choice
The probability of a radar station detecting an enemy plane is 0.55 and the probability of not detecting an enemy plane is 0.45. If 5 stations are in use, what is the standard deviation? Round your answer to nearest hundredth.
A) 1.66
B) 1.11
C) 1.24
D) 2.75
E) none of these choices
Correct Answer:
Verified
Correct Answer:
Verified
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