![]() Cumulative frequency distributions: The sum of the frequencies less than or equal to each value or class interval of a variable.You can use this type of frequency distribution for any type of variable when you’re more interested in comparing frequencies than the actual number of observations.Relative frequency distributions: The proportion of observations of each value or class interval of a variable.You can use this type of frequency distribution for quantitative variables.Class intervals are ordered groupings of a variable’s values. ![]()
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