Categorical Data
Data that can not be expressed with numerical measurements.
Conditional Relative Frequency
Describes what portion of a group with a given characteristics also has another characteristic.
Frequency Table
Shows how often each item occurs in a set of categorical data.
Joint Relative Frequency
Is found by dividing a frequency that is not in Total column by the grand total.
Marginal Relative Frequency
Is found by dividing a row total or a column total by the grand total.
Quantitative Data
Data that can be expressed with numerical measurements.
Relative Frequency
The frequency of the category divided by the total of all frequencies.
Two-Way Frequency Table
Frequency can be listed in paired values if a data set has two categorical variables.