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Business Statistics Communicating with Numbers Study Set 1
Quiz 2: Tabular and Graphical Methods
A frequency distribution for qualitative data groups this data into classes called intervals and records the total number of observations in each class.
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The relative frequency of a category is calculated by dividing the category's frequency by the total number of observations.
The percent frequency of a category equals the frequency of the category multiplied by 100%.
A pie chart is a segmented circle that portrays the categories and relative sizes of some quantitative variable.
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