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a compact disc is designed to last an average of 4 years with a standard deviation of...
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Mathematics, 20.09.2019 01:30 deidaralove90
Medal
a compact disc is designed to last an average of 4 years with a standard deviation of 0.9 years. what is the probability that a cd will last less than 3 years?
1.11%
13.35%
86.65%
100%
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Answers: 1
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