Two-way relative frequency tables show us percentages rather than counts. They are good for seeing if there is an association between two variables.

We investigate a scenario that includes interpreting cumulative relative frequency graphs, using percentiles and quartiles to estimate central tendency and spread within a distribution, and …

Relative frequencies show how often something happens compared to the total number of times it could happen. In our example, we calculate the relative frequency of accidents for SUVs by dividing the …

SAT Math Course: SAT Math > Unit 3 Lesson 8: Probability and relative frequency: foundations Table data — Basic example Table data — Harder example

Two-way relative frequency tables show what percent of data points fit in each category. We can use row relative frequencies or column relative frequencies, it just depends on the context of the problem.

Practice creating two-way relative frequency tables from a two-way frequency table.

Nutritionists measured the sugar content (in grams) for 32 drinks at a popular coffee shop. A cumulative relative frequency graph for these data is shown below.

- The two-way table of column relative frequencies below shows data on gender and voting preferences during the 2012 United States presidential election. They give us all this data.

Practice analyzing two-way frequency tables.A school collected some information about the experience of its teachers. Here is what they found:

Given a two-way relative frequency table or segmented bar graph summarizing categorical bivariate data, interpret joint, marginal and conditional relative frequencies in terms of a real-world context.