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Behavioral Statistics in Action Book Cover Image
Behavioral Statistics in Action, 3/e
Mark W. Vernoy, Palomar College
Diana J. Kyle, Fullerton College
Correlation

Internet Exercises



Guess the Correlation Coefficients

http://www.stat.uiuc.edu/~stat100/java/guess/GCApplet.html



1

Visit this website and examine the scatterplots. Test your skills at guessing correlation coefficients. This exercise will give you practice recognizing data patterns and recognizing errors.

Interactive Scatterplots

http://noppa5.pc.helsinki.fi/koe/corr/cor7.html



2

Change the correlation coefficient and examine the change to the scatterplot. Slowly move the cursor up and down the coefficient scale. The coefficient appears in the left corner of the applet. What happens to the pattern of data as r increases and decreases?









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