For the sample of 20 values, if O is the population median, test the hypothesis Ho: 0=9 against the alternative H1: 0 is not =9 using the sign test by computing any relevant binomial probabilities directly from the binomial probability distribution. data 5.5 8.3 9.4 13.2 5.2 6.2 8 15.3 6.1 8.4 7.3 11.6 6.5 8 18.6 22.2 10.4 6.4 15.3 8