The Numerical Value of the Pearson Correlation
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What information is provided by the numerical value of the Pearson Correlation?
For the following scores,
x y
----------------
3 12
6 7
3 9
5 7
3 10
---------------
a) Compute the Pearson Correlation.
b) With a small sample, a single point can have a large effect on the magnitude of the correlation change the score x=5 to x= 0 and compute the Pearson Correlation again.
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The solution discusses what information is provided by the numerical value of the Pearson Correlation.
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