Probabilités et statistique

... ex1 , X2 = ex2 ... , or base 2 logarithms,,. X1 = 2x1 , X2 = 2x2 ... . 2. 1.5. 1 ... p14. S14. S24. S34. S44 p24 p34 p44 p15 p25 p35 p45 x = 0. ?x i = 0 x = 1.