 # A consumer survey indicates that the average household spends μ = $185 on groceries each week. The distribution of spending amounts is approximately normal with a standard deviation of σ =$25. Based on this distribution. a. What proportion of the population spends more than $200 per week on groceries? b. What is the probability of randomly selecting a family that spends less than$150 per week on groceries? c. How much money do you need to spend on groceries each week to be in the top 20% of the distribution ### Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
Publisher: Cengage Learning
ISBN: 9781133956570 ### Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
Publisher: Cengage Learning
ISBN: 9781133956570

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Chapter 6, Problem 19P
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