Chapt3HandoutwtihSolutions

Chapt3HandoutwtihSolutions - -. Stats: Data and Models...

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-. Stats: Data and Models Worksheet - Chapter 3 Smoking and Education 200 adults shopping at a supermarket were asked about the highest level of education they had completed and whether or not they smoke cigarettes. Results are summarized in the table on the right. Name 1. Describe the W's. If the information is not given, state that it is not specified. Who: What: When: Where: How: Why: 2. List the variables and indicate whether each is categorical or quantitative. If the variable is quantitative, state the units. 3. a) What percent of the shoppers were smokers with only high school educations? b) What percent of the shoppers with only high school educations were smokers? c) What percent of the smokers had only high school educations? 4. Using the empty bars on the right, create a segmented bar graph comparing education level among smokers and non- smokers. Label your graph clearly. 5. Do these data suggest there is an association between smoking and education level? Give statistical evidence to
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This note was uploaded on 04/12/2011 for the course STA 215 taught by Professor Tba during the Spring '08 term at Grand Valley State University.

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Chapt3HandoutwtihSolutions - -. Stats: Data and Models...

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