8.5C Scatter Plots Association

Front

What is a positive association in a scatter plot?

Back

A positive association occurs when, as one variable increases, the other variable also increases.

Front

What is a negative association in a scatter plot?

Back

A negative association occurs when, as one variable increases, the other variable decreases.

Front

What does no association mean in a scatter plot?

Back

No association means that there is no discernible relationship between the two variables.

Front

What is a correlation coefficient?

Back

A correlation coefficient is a numerical measure of the strength and direction of a relationship between two variables.

Front

If the outside temperature increases, what happens to the amount of layers you wear?

Back

This is an example of a negative association.

Front

In a scatter plot, if x increases and y decreases, what type of correlation is this?

Back

This indicates a negative correlation.

Front

What type of correlation exists between the number of siblings you have and your weight?

Back

There is no correlation.

Front

What type of association exists between the distance a car travels and the amount of gas in the car?

Back

This is a negative association.

Front

If a scatter plot shows points that trend upwards from left to right, what type of association is this?

Back

This indicates a positive association.

Front

What does it mean if a scatter plot has points scattered randomly?

Back

It indicates no association between the variables.