Bivariate data

Front

What is bivariate data?

Back

Bivariate data is data that involves two different variables. It is used to determine the relationship between the two variables.

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship between two quantitative variables. Each point represents an observation.

Front

What does correlation mean in bivariate data?

Back

Correlation refers to the strength and direction of a relationship between two variables. It can be positive, negative, or zero.

Front

What is relative frequency?

Back

Relative frequency is the ratio of the number of times a category is represented to the total number of pieces of data.

Front

How do you calculate the mean of bivariate data?

Back

To calculate the mean, add all the values of one variable and divide by the number of observations.

Front

What is a two-way table?

Back

A two-way table is a table that displays data that pertains to two different categories, allowing for comparison.

Front

What is the purpose of a bar graph in bivariate data?

Back

A bar graph visually represents the frequency of categories in bivariate data, making it easier to compare different groups.

Front

What is the mode in a set of bivariate data?

Back

The mode is the value that appears most frequently in a data set.

Front

What is the median in bivariate data?

Back

The median is the middle value when the data set is ordered from least to greatest.

Front

What does it mean if two variables are independent?

Back

Two variables are independent if the change in one variable does not affect the other variable.