Introductory Statistics
3rd Edition
ISBN: 9780135188927
Author: Gould, Robert, Ryan, Colleen N. (colleen Nooter)
Publisher: Pearson,
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Textbook Question
Chapter 2, Problem 17SE
Education (Example 6) In 2012, the General Social Survey (GSS), a national survey conducted nearly every year, reported the number of years of formal education for 2018 people. The following histogram shows the distribution of data.
a. Describe and interpret the distribution of years of formal education. Mention any unusual features.
b. Assuming that those with 16 years of education completed a bachelor’s degree, estimate how many of the people in this sample have a bachelor’s degree or higher.
c. The sample includes 2018 people. What percentage of people in this sample have a bachelor’s degree or higher? How does this compare with Wikipedia’s estimate that 27% have a bachelor’s degree?
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Chapter 2 Solutions
Introductory Statistics
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