Consider the data set shown. If the mean X value is 6 and the mean Y value is 5, complete the first row of the table below X;- X Y; -Y | (X; - X)² (Y;-Y) | (X;- X)(Y; – Y) Y 8. 5 -1 0. 1 0. 0. 6. 1 0. -4 16 0. 8 4. -1 4 1 -2 6. 9. X = 6 Y = 5 (a) What is the sum of squares for the X variable? (b) What is the sum of squares for the Y variable? (c) What is the sum of the products for this data set? (d) What is the correlation coefficient for X and Y?

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Q: The coefficient of variation of the data: 2, 2, 2, 2, 2, 2, 2 is 40% 20% 0% O O

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