Dean, Dixon, Jones, and Baxter Unit 3 Vocabulary

Front

What happens to the variables in a positive association?

Back

Both increase; the graph appears to move upward from left to right.

Front

What describes a negative association?

Back

One variable increases, the other decreases; the graph appears to move downward negatively from left to right.

Front

Where does the y-intercept occur?

Back

Where the line crosses the y-axis.

Front

What is a statistical investigative question?

Back

A question that can be answered with data.

Front

What is a nonlinear association?

Back

A graph that is not a straight line.

Front

What is a positive association?

Back

A relationship where both variables increase together.

Front

What is a negative association?

Back

A relationship where one variable increases while the other decreases.

Front

What does the term 'y-intercept' refer to?

Back

The point where a line crosses the y-axis.

Front

What is the difference between linear and nonlinear associations?

Back

Linear associations form a straight line; nonlinear associations do not.

Front

What is the purpose of a statistical investigative question?

Back

To gather data and analyze relationships between variables.