With a small sample, a single point can have a large effect on the magnitude of the
Question:
With a small sample, a single point can have a large effect on the magnitude of the correlation. To create the following data, we started with the scores from Problem 8 and changed the first X value from X 5 3 to X 5 8.
X Y 8 6 5 5 6 0 6 2 5 2
a. Sketch a scatter plot and estimate the value of the Pearson correlation.
b. Compute the Pearson correlation.
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Related Book For
Essentials Of Statistics For The Behavioral Sciences
ISBN: 9781337098120
9th Edition
Authors: Frederick J Gravetter, Larry B. Wallnau, Lori Ann B. Forzano
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