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Use complements and total probability of 1
Grade Level
SAT Prep
M230 Use complements and total probability of 1
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🔴 Hard
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At each of two independent checks, the probability that a server is not busy is 0.60. What is the probability that the server is busy at least once during the two checks?
A
1.20
B
0.36
C
0.64
D
0.40
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