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Mathematics, 22.07.2020 16:01 afolmar2006
The mean amount spent by a family of four on food per month is $500 with a standard deviation of $75. Assuming that the food costs are normally distributed, what is the probability that a family spends less than $410 per month?
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The mean amount spent by a family of four on food per month is $500 with a standard deviation of $75...
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