PsychStats - Psychology Reading Notes CHAPTER 5 STATISTICS...

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Psychology Reading Notes CHAPTER 5 – STATISTICS ~ Statistics: Mathematical procedures applied to data that aid us in organizing and making sense out of large amounts of information ~ Statistics can be used to further the deeds of the “Devil” ~ “Numbers don’t lie,” those who make interpretations and conclusions based on numbers can either unwittingly or consciously distort the “findings” and use numbers or statistics to justify their conclusions ~ DESCRIPTIVE STATISTICS - Mathematical procedures used to describe a set of data in a way making the data relatively easy to process and understand - They provide a description or summary of the overall characteristics of data rather than a description of each single datum - Examples of forms used to measure descriptive data o Frequency distribution o Frequency polygons o Bar graphs o Measures of central tendency o Measures of variability - PORTRAYING DATA VISUALLY o Frequency Distribution: a list showing the data starting with the score
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This note was uploaded on 04/17/2008 for the course PSY 2012 taught by Professor Negy during the Fall '07 term at University of Central Florida.

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PsychStats - Psychology Reading Notes CHAPTER 5 STATISTICS...

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