# Ch3PPT - Chapter 3: Graphic Presentation The Pie Chart The...

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Chapter 3 – 1 Chapter 3: Graphic Presentation The Pie Chart The Bar Graph The Statistical Map The Histogram Statistics in Practice The Frequency Polygon Times Series Charts Distortions in Graphs It is important to choose the appropriate graphs to make statistical information coherent.

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Chapter 3 – 2 The Pie Chart: The Race and Ethnicity of the Elderly Pie chart: a graph showing the differences in frequencies or percentages among categories of a nominal or an ordinal variable. The categories are displayed as segments of a circle whose pieces add up to 100 percent of the total frequencies.
Chapter 3 – 3 White Black American Indian Asian Pacific Islander Two or more 87.7% 8.3% 2.8% .5% .8% .6% N = 35,919,174 Too many categories can be messy! Figure 3.1 Annual Estimates of U.S. Population 65 Years and Over by Race, 2003

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Chapter 3 – 4 White Black Other and two or more 87.7% 8.3% 4% N = 35,919,174 We can reduce some of the categories Figure 3.2 Annual Estimates of U.S. Population 65 Years and Over, 2003
Chapter 3 – 5 The Bar Graph: The Living Arrangements and Labor Force Participation of the Elderly Bar graph: a graph showing the differences in frequencies or percentages among categories of a nominal or an ordinal variable. The categories are displayed as rectangles of equal width with their height proportional to the frequency or percentage of the category.

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Chapter 3 – 6 0 10 20 30 40 50 60 70 80 Living alone Married Other Series1 N=13,886,000 Figure 3.3 Living Arrangements of Males (65 and Older) in the United States, 2000
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## This note was uploaded on 07/13/2011 for the course SOC 301 taught by Professor Heberle during the Spring '11 term at University of Louisville.

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Ch3PPT - Chapter 3: Graphic Presentation The Pie Chart The...

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