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X Y Explain curve fitting. Fit a straight line of the form y=a+bx for the following data X Y 1 2 80 2 12

 

X Y Explain curve fitting. Fit a straight line of the form y=a+bx for the following data X Y 1 2 80 2 12 6 3 7 78 13 4 75 14 8 5 75 14 10 (or) b)Define correlation coefficient. Calculate Spearman's rank correlation coefficient between X and Y for the following data 68 7 16 11 8 67 14 10 60 9 15 9 59 13

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