13th Edition

ISBN: 9781305881884

Author: Anderson

Publisher: CENGAGE L

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A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear re…

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Textbook Question

Chapter 4, Problem 51SE

The U.S. Census Bureau serves as the leading source of quantitative data about the nation’s people and economy. The following crosstabulation shows the number of households (1000s) and the household income by the highest level of education for the head of household (U.S. Census Bureau website, 2013). Only households in which the head has a high school diploma or more are included.

Chapter 4, Problem 51SE, The U.S. Census Bureau serves as the leading source of quantitative data about the nations people

a. Develop a joint probability table.
b. What is the probability of the head of one of these households having a master’s degree or more education?
c. What is the probability of a household headed by someone with a high school diploma earning $100,000 or more?
d. What is the probability of one of these households having an income below $25,000?
e. What is the probability of a household headed by someone with a bachelor’s degree earning less than $25,000?
f. Is household income independent of educational level?

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Chapter 4 Solutions

STATISTICS F/BUSINESS+ECONOMICS-TEXT

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Solution Summary: The author constructs a joint probability table for the data. The table provides information about different highest level of education and household income and corresponding frequencies.

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Chapter 4 Solutions