3. Find correlation coefficient using the formula and write the least squares regression line to predict Y. Show all predictions and residuals. X Y 3 18 5 20 8 16 9 10 12 12 12 8 Mean(X) : Mean(Y) : Standard deviation of X: Standard deviation of Y: Correlation Formula r = sum[(x - x)(y - y)] (n-1)s,s, Least Squares Regression line to predict X Y = m ( X ) + b Where Slope formula = intercept formula b = y-mx Show the linear Model here