Scatter Plots Review Questions

Front

What is a scatter plot?

Back

A scatter plot is a type of graph that shows the relationship between two variables by displaying data points on a two-dimensional grid.

Front

What does a positive association in a scatter plot indicate?

Back

A positive association means that as one variable increases, the other variable also tends to increase.

Front

What does a negative association in a scatter plot indicate?

Back

A negative association means that as one variable increases, the other variable tends to decrease.

Front

What does 'no association' mean in a scatter plot?

Back

No association means there is no clear relationship between the two variables; the data points do not show a pattern.

Front

What is a trend line in a scatter plot?

Back

A trend line is a straight line that best represents the data points in a scatter plot, showing the general direction of the data.

Front

How can you use a scatter plot to make predictions?

Back

You can use a scatter plot to make predictions by looking at the trend line and estimating values for one variable based on the other.

Front

What is a linear relationship in a scatter plot?

Back

A linear relationship means that the data points can be closely approximated by a straight line.

Front

What is a nonlinear relationship in a scatter plot?

Back

A nonlinear relationship means that the data points do not follow a straight line and may curve or change direction.

Front

How do you identify a positive linear association in a scatter plot?

Back

A positive linear association is identified when the data points slope upwards from left to right.

Front

How do you identify a negative linear association in a scatter plot?

Back

A negative linear association is identified when the data points slope downwards from left to right.