Scatterplots

Front

What is a scatterplot?

Back

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

Front

What does a cluster in a scatterplot represent?

Back

A cluster is a group of points that are close together in a scatterplot.

Front

What is an outlier in a scatterplot?

Back

An outlier is a point that is far outside the main cluster of points in a scatterplot.

Front

What does a positive linear relationship in a scatterplot indicate?

Back

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

Front

What does a negative linear relationship in a scatterplot indicate?

Back

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

Front

How can you identify a strong correlation in a scatterplot?

Back

A strong correlation is indicated by points that are closely packed along a straight line.

Front

How can you identify a weak correlation in a scatterplot?

Back

A weak correlation is indicated by points that are more spread out and do not closely follow a straight line.

Front

What does 'no association' mean in the context of a scatterplot?

Back

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

Front

What is the purpose of using scatterplots?

Back

Scatterplots are used to visually represent the relationship between two variables and to identify patterns, trends, or correlations.

Front

What does it mean if a scatterplot shows a curved pattern?

Back

A curved pattern indicates a non-linear relationship between the two variables.