Scatter Plots Review

Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship of two data sets.

Front

What is the purpose of a line of best fit?

Back

The line of best fit is used to make predictions based on the data in a scatter plot.

Front

What does a negative correlation in a scatter plot indicate about the x and y values?

Back

As x increases, y decreases.

Front

What is a cluster in a scatter plot?

Back

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

Front

What does it mean if a scatter plot has no line of best fit?

Back

It means that the data points do not show a clear trend or relationship.

Front

What type of graph uses rectangular bars to show values?

Back

A bar graph.

Front

What is the difference between a scatter plot and a line graph?

Back

A scatter plot shows the relationship between two variables, while a line graph shows data points connected over time.

Front

What is the significance of outliers in a scatter plot?

Back

Outliers are points that are far outside the main cluster of points and can affect the line of best fit.

Front

How can you determine if a scatter plot has a positive correlation?

Back

If as x increases, y also increases, the scatter plot has a positive correlation.

Front

What does it mean if the points in a scatter plot are widely spread out?

Back

It indicates a weak or no correlation between the two variables.