Given the bivariate data: X 1 2 3 5 6 y 9 6 4 3 1 (a) Draw a scatter diagram for the data. F Get ADOBE FLASH* PLAYER Flash Player version 10 or higher is required for this question. You can get Flash Player free from Adobe's website (b) Find n, Ex, Ey, Ex2, (Ex)2, and Exy. n Ex Ey [x2 11 11 1 11 ( Ex) 2 Exy (c) Find a, the slope of the least-squares line, and b, the y-intercept of the least-squares line. (Round your answers to two decimal places.) a = = (d) Draw the least-squares line on the scatter diagram from part (a). 10 y 10 y -10 0 10 X -10 0 -10 -10