Question: A data set was graphed using a scatterplot. 30 25 20 15 10 0 5 10 15 20 25 30 The correlation coefficient, r, is

A data set was graphed using a scatterplot. 30 25 20 15 10 0 5 10 15 20 25 30 The correlation coefficient, r, is 0.813. Which of the following statements explains how the correlation is affected? O a.) It is affected by inappropriate grouping

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