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SOC202H1 (76)

Measures of central tendency

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Scott Schieman

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SOC202H1S Lecture 3January 24 2012Measures of Central Tendency DispersionSpreadCentral TendencyCentral tendency statisticProvides an estimate of the typical usual or normal score found in a distribution of raw scores3 of the most commonoMean X bar Sum of all scores in a distribution divided by the number of scores observed ie the sample sizeoMedianFor an ordinal or intervalratio variable the middle score in a ranked distribution the score for which half of
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