Regression analysisi

1. IWhich of the following is a true statement for a regression analysis? II regression analysis is applied only to non-linear model II regression analysis is applied only to a multiplicative model II regression analysis is applied only to a linear model -- replical: n. regression analysis is applied only to an exponential model. l Wh it h ofthe following is not one of the four corn ponenls of experimental design? -- Select Annotate 211. Construct a rhombus, given: (a) its side and a diagonal; (b). both diagonals; c) the distance between two parallel sides, and a diagonal; d) an angle, and the diagonal passing through its vertex; e) a diagonal, and an angle opposite to it; (f) a diagonal, and the angle it forms with one of the sides.Problem 2: Consider the following discrete bivariate distribution: (0.5(x+y) = = 1,2,... Px,Y(x, y) = y = 1, 2, ... otherwise . Calculate the probability of the event P(X - Y = 2). . Calculate the marginal PMF of X