We have a discrete random variable x, withi cdf : Febe F. ( X ) = /2 where X can be any of the integral values x = 1 ,2 , .., 9 what is the value of k Complete the table : X P ( X = x ) 6 7 2 Use the moment generating function E (Ox ) = 8 8 - + To find : E( x ) ? Variance (x) ? Y , the hypo enuse of an isosceles right triangle , is UC8 , 15 ) ( All isosceles right triangle has the other 2 " sides being of equal length ) Find the expected value of the triangle Is area ?' 1 fxy ( x,y ) = ze a defined on: x, and y both positive complete the table : 5 ) Apoll conducted by a potential presidential condidate asked two yes / no questions . 12 78 responses were received ; 600 said " yes "to question (1 ) and 400 said " yes to question ( 2 ) . If 300 respondents said no to question ( 1 ) and " yes " to question ( 2 ) , how many said GS +hotlined with CamScanner