AP Statistics 1.1 Summer Assignment Quiz

statistics

Categorical Variables

Categorical Variables

A variable that can take on one of a limited, and usually fixed, number of possible values, and assign it to a group.

Categorical Variable Examples

Colors, Ice Cream Flavor

Quantitative Variables

A variable that can take an infinite amount of different variables that differ from other results.

Quantitative Variable Examples

Height, Death count

Frequency Table

Table that shows the distribution of observations based on the options in a variable.

Relative Frequency Table

A chart that shows the popularity of a certain type of data based on the population sampled.

Bar Graph

A diagram in which the numerical values of variables are represented by the height or length of lines or rectangles of equal width.

Pie Chart

Shows each category as a slice of the "pie." The areas of the slices are proportional to the category frequencies or relative frequencies.