For each of the following vectors, find a value for x for which the vector is a probability vector. (Note: Give your answers either as rational fractions or as decimal fractions rounded to 4 decimal places (if the fraction has more than 4 decimal places).) (1) [0.1 0.2 0.2 x 0.3] E) [x 0.3 0 x 0.3] G\" [x 0 2x 0.2 x] H || 9\" [5x 2x 6x 3x 1x]