Psychology Notes Chapter 14 Statistics

# Psychology Notes Chapter 14 Statistics - Ch. 14 Statistics

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Ch. 14 Statistics Statistics —Mathematical procedures applied to data that aid us in organizing and making sense out of large amounts of information. Without them, life would be chaotic. Descriptive Statistics: Descriptive Statistics —mathematical procedures used to describe a set of data in a way making the data relatively easy to process and understand. Describe overall characteristics. Examples: frequency distributions, frequency polygons, bar graphs, measure of central tendency, and measures of variability Frequency Distribution —a list showing that data starting with the score having the highest value and ending with the score having the lowest value and showing the number of times each score appears in the data set. Frequency Polygon —a graph used to demonstrate visually the same information that can be found in a frequency distribution. Can be portrayed in a bar graph or histogram Measures of Central Tendency —a way to describe the overall or general characteristics of a

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## This note was uploaded on 09/01/2009 for the course PSY 2012 taught by Professor Negy during the Fall '07 term at University of Central Florida.

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Psychology Notes Chapter 14 Statistics - Ch. 14 Statistics

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