Lecture 4 - 1 Graphs and Frequencies Describing...

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Unformatted text preview: 1 Graphs and Frequencies Describing Distributions Tabular and Graphic Descriptions s Nominal Measures s Classification by category Percent rating source Topic Source N as trustworthy Cancer cures Medical Journal 200 News Tabloid 180 Illegal drugs TV Special 190 Politician 185 Stock Market Business Magazine 200 Broker 205 Future of Textbook 200 the Internet Newspaper 205 95% 6% 92% 3% 80% 17% 90% 20% Ratings of credibility of message of sources Tabular and Graphic Descriptions s Ordinal Measures s A related series of categories along a scale Comparative Rating of General Attitude toward Internet- based Education by Teachers with Internet and without Internet Available With Internet Without Internet Rating N = 50 (%) N = 100 (%) Very positive 25 11 Moderately positive 23 35 Mildly positive 20 31 Neutral 18 10 Mildly negative 11 7 Moderately negative 3 5 Very negative 1 2 Tabular and Graphic Descriptions s Interval and Ratio Measures s Points along a scale Ungrouped Data Information-Retention Test administered to 50 people (n = 50)...
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This document was uploaded on 10/27/2011 for the course RHIM 5333 at Texas Tech.

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Lecture 4 - 1 Graphs and Frequencies Describing...

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