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Concept

Joint and Marginal Relative Frequencies

In a two-way frequency table, a joint relative frequency is the ratio of a joint frequency to the grand total. Similarly, a marginal relative frequency is the ratio of a marginal frequency to the grand total. Consider the following example of a two-way table.
two-way table
Here, the grand total is The joint and marginal frequencies can now be divided by to obtain the and relative frequencies. Clicking in each cell will display its interpretation.
two-way table