Mathematics, 09.02.2022 17:50 comawhite7820
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 14.9 years, and standard deviation of 2.3 years. If you randomly purchase 14 items, what is the probability that their mean life will be longer than 16 years
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A manufacturer knows that their items have a normally distributed lifespan, with a mean of 14.9 year...
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