Scatter Plots & Line of Best Fit

Front

What type of association does this graph have? Options: positive, negative, none, all of the above

Back

negative

Front

Pam's training scatter plot: Approximate time to run 6 miles? Options: 50 min, 80 min, 45 min, 60 min

Back

60 min

Front

Predict the number of chapters in a book with 180 pages using the trend line from a scatter plot showing the relationship between chapters and pages.

Back

18 chapters

Front

What type of correlation (association) between the outside temperature and the amount of layers you wear?

Back

Negative correlation

Front

The number of siblings you have and your weight.

Back

No correlation

Front

Based on the graph, if Joe earned $400, how many hours did he work? Options: 25 hours, 35 hours, 45 hours, 15 hours

Back

25 hours

Front

As x increases, y increases

Back

positive correlation

Front

Describe the correlation in the graph shown: Options: Strong Negative, Strong Positive, Weak Negative, Weak Positive

Back

Strong Positive

Front

What type of association does this scatter plot represent? Options: positive linear association, negative association, no association, nonlinear association

Back

nonlinear association

Front

What is a line of best fit used for?

Back

To make predictions