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15: Pearson r Chart: Data Chart

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Pearson r Chart

Just like the standard deviation, the first step in computing a correlation, after graphing the data, is to create a data chart.

The following five columns are needed:

    • A. X Column

 

    • B. X² Column

 

    • C. Y Column

 

    • D. Y² Column

 

    • E. Sum of X times Y Column