Question: Calculate the correlation coefficient r, letting Row 1 represent the x-values and Row 2 the y-values. Then calculate it again, letting Row 2 represent the

Calculate the correlation coefficient r, letting Row 1 represent the x-values and Row 2 the y-values. Then calculate it again, letting Row 2 represent the x-values and Row 1 the y-values. What effect does switching the variables have on r?

Row 1

12

26

30

41

60

67

77

Row 2

149

152

145

131

107

180

165

Part 1

Calculate the correlation coefficient r, letting Row 1 represent the x-values and Row 2 the y-values.

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