SOCIOL 3H06 Chapter Notes - Chapter 2: Frequency Distribution, Histogram, Central Tendency
5 Oct 2014
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Frequency distribution: a table containing the categories, score values, or class intervals and their frequency of occurrence. Percentage distribution: the relative frequency of occurrence of a set of scores or class intervals. Proportion: a method for standardizing for size that compares the number of cases in any given category with the total number of cases in the distribution. Percentage: a method of standardizing for size that indicates the frequency of occurrence of a category per 100 cases. Ratio: a method of standardizing for size that compares the number of cases falling into one category with the number of cases falling into another category. Class interval: a category in a group distribution containing more than one score value. (cid:229) midpoint: the middle-most score value in a class interval. Cumulative frequency: the total number of cases having any given score or a score that is lower. Cumulative percentage: the percent of cases having any score or a score that is lower.
