Question: The average American family of four spends 5000 per year

The average American family of four spends $5000 per year on food prepared at home. Assuming a normal distribution with a standard deviation of $1000 and a randomly selected American family of four, what is the probability that the family’s annual spending for food prepared at home will be:
a. more than $8000?
b. between $5000 and $7000?
c. less than $6000?
d. between $3000 and $6000?



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  • CreatedSeptember 08, 2015
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