Date Page No. dy / dx, dy : y = [ x , . .. X p dx ap dimension dy / d x p y = ax, + azk , " ap xp the do of P XT dy =ai X a ap dy F [ dy/ dx, -. dy / dx p - a dx' 1xp VX = A = 2 * 1 2 x 2 ( symmetric ) Q = x' AX ( scalar) = [ x, * 2 ] ] X1 7 9 12 192 2 2 x 2 2 * 1 1x2 2 x1 = [X, X , ] [ xeloe d * 2AX7. Costa Rica has the highest Happiness index. If it were removed from the data, would the correlation become stronger, weaker, or remain the same? Explain what this tell us about Costa Rica. (2 pts) Click or tap here to enter text.Question 20 - Bivariate Distribution : Bivariate Distribution 1.0 0.8 06 04 0.2 0.0 0.0 0.6 0.8 Bivariate Distribution: Consider the experiment of picking a point (X,Y) from the right triangle above. The joint distribution of (X, Y) is given by: f(x, y) = c, for 0