"Note: 1. Define events as and when required. 1. In studying the behavior of air support roofs, the random variables X, the inside barometric pressure {in inches of mercury) and '1', the outside barometric pressure are considered. Assume that the joint density is given by l .1'= IE \"1'5 2:: = U Eri 2 In'i-1'=.1'}= 4 IT}: eke-1 the} '2 {i} Find E [K], E [152?] . (ii) Are L Y independen I? Explain