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Mathematics, 16.03.2020 20:55 marlandwilliams10
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 6.1 years, and standard deviation of 1.3 years. If you randomly purchase one item, what is the probability it will last longer than 7 years
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A manufacturer knows that their items have a normally distributed lifespan, with a mean of 6.1 years...
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