Mathematics, 07.04.2020 21:34 paras29
He U. S. Bureau of Labor Statistics reports that the average annual expenditure on food and drink for all families is $5700. Assume that the annual expenditure on food and drink is normally distributed and that the standard deviation is $1500. What percentage of families spend more than $4000 annually on food and drink
Answers: 1
= 5700
= 1500
= 
Using 
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