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chapt 3

# chapt 3 - Chapter 3 Displaying Categorical Data 1 At the...

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Unformatted text preview: Chapter 3 Displaying Categorical Data 1 At the end of this chapter, you should be able to: Calculate ________ and percentages. Identify several ways to describe a single categorical variable and compare and contrast them. Describe the ________ between two categorical variables and compare and contrast them, using tables and plots. Determine ___________ from a two-way table. Know the do’s and ____ about different methods. 2 Categorical Variables Variables with labels as values. _______ (Male, Female) _________ (Single, Married, Widowed, Divorced) _______ (Brown, black, blond, red, green) ______ (STAT, MATH, PSYCH, ...) 3 Counts and proportions Survey data from class. Summarize categorical variables by COUNT and PROPORTION _______ the number of people in each category, and convert to a __________. 4 Counts and proportions Survey data from class, from 75 responding. Do the proportions add up to 1? Hair color Count Proportion black 8 0.107 blond 18 0.240 dark brown 30 ______ light brown 15 ______ red 1 0.013 other 1 0.0130....
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chapt 3 - Chapter 3 Displaying Categorical Data 1 At the...

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