EP BUSINESS STATISTICS:FIRST COURSE-ACC
8th Edition
ISBN: 9780135179802
Author: Levine
Publisher: PEARSON CO
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Textbook Question
Chapter 1, Problem 1.2LB
U.S. businesses are listed by size: small, medium, and large. Explain why business size is an example of categorical variable.
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The Census Bureau website gives several choices for "average income" in its historical income data. In 2017, the median income of American households was $68,145. The mean household income was $93,453. The median income of families was $75,938, and the mean family income was $100,400. The Census Bureau says, "Households consist of all people who occupy a housing unit. The term 'family' refers to a group of two or more people related by birth, marriage, or adoption who reside together." Explain carefully why mean incomes are higher than median incomes and why family incomes are higher than household incomes.
The Census Bureau Web site gives several choices for "average income" in its historical income data. In 2006, the median income of American households was $48,201. The mean household income was $66,570. The median income of families was $58,407, and the mean family income was $77,315. The Census Bureau says, “Households consist of all people who occupy a housing unit. The term ‘family’ refers to a group of two or more people related by birth, marriage, or adoption who reside together.”
Identify the reason for mean incomes for households being higher than median incomes for households.
A market researcher's claim is that women spend more time each day on Facebook than men. If p1 represents the proportion of women on Facebook and p2 represents the proportion of men on Facebook, how would the researcher's claim be represented?
a.
p1 = p2
b.
p1 > p2
c.
p1 < p2
Chapter 1 Solutions
EP BUSINESS STATISTICS:FIRST COURSE-ACC
Ch. 1 - Four different beverages are sold at a fast-food...Ch. 1 - U.S. businesses are listed by size: small, medium,...Ch. 1 - Prob. 1.3LBCh. 1 - Prob. 1.4ACCh. 1 - Prob. 1.5ACCh. 1 - Prob. 1.6ACCh. 1 - For each of the following variables, determine...Ch. 1 - Prob. 1.8ACCh. 1 - Prob. 1.9ACCh. 1 - Prob. 1.10AC
Ch. 1 - The director of market research at a large...Ch. 1 - Prob. 1.15ACCh. 1 - Prob. 1.17LBCh. 1 - Fora population of N = 902, verify that by...Ch. 1 - Given a population of N = 93, starting in row 29,...Ch. 1 - Prob. 1.20ACCh. 1 - You want to select a random sample of n = 1 from a...Ch. 1 - Prob. 1.22ACCh. 1 - Prob. 1.23ACCh. 1 - Prob. 1.24ACCh. 1 - Prob. 1.25ACCh. 1 - Prob. 1.26ACCh. 1 - Prob. 1.27ACCh. 1 - Prob. 1.28ACCh. 1 - Prob. 1.29ACCh. 1 - Prob. 1.30ACCh. 1 - Prob. 1.34ACCh. 1 - Prob. 1.35CYUCh. 1 - Prob. 1.36CYUCh. 1 - Prob. 1.37CYUCh. 1 - Prob. 1.38CYUCh. 1 - Prob. 1.39CYUCh. 1 - What is the difference between an interval scaled...Ch. 1 - What is the difference between probability...Ch. 1 - Prob. 1.42CYUCh. 1 - Prob. 1.43CYUCh. 1 - Prob. 1.45CYUCh. 1 - Prob. 1.48CRPCh. 1 - Prob. 1.51CRPCh. 1 - Prob. 1.52CRPCh. 1 - Social media provides an enormous amount of data...
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