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OpenStudy (anonymous):
The typical American generates about 3.8 pounds of solid trash per day with a standard deviation of 1.5 pounds. Assuming that the histogram for trash produced per day is approx. bell shaped, between what two values willl 95% of the observation fall?
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OpenStudy (anonymous):
Well, around 95% of all values fall in between 2 standard deviations of the mean. So, 3.8 plus or minus 3.0, giving you 0.8-6.8
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