Scatter Plots

Front

What is a scatter plot?

Back

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

Front

What does a positive correlation indicate in a scatter plot?

Back

A positive correlation indicates that as one variable increases, the other variable also tends to increase.

Front

What does a negative correlation indicate in a scatter plot?

Back

A negative correlation indicates that as one variable increases, the other variable tends to decrease.

Front

What does no correlation mean in a scatter plot?

Back

No correlation means there is no apparent relationship between the two variables; changes in one do not affect the other.

Front

What is a positive linear association?

Back

A positive linear association is a type of correlation where the data points form a straight line that slopes upwards.

Front

What is a negative linear association?

Back

A negative linear association is a type of correlation where the data points form a straight line that slopes downwards.

Front

What is a nonlinear association?

Back

A nonlinear association occurs when the relationship between the variables cannot be represented by a straight line.

Front

How can you identify a positive correlation in a scatter plot?

Back

You can identify a positive correlation if the data points trend upwards from left to right.

Front

How can you identify a negative correlation in a scatter plot?

Back

You can identify a negative correlation if the data points trend downwards from left to right.

Front

What is the purpose of using scatter plots?

Back

Scatter plots are used to visually represent the relationship between two quantitative variables.