In randomized, double blind clinical trials of a newvaccine,Monkeys were randomly divided into two groups.Subjects ingroup x received the new vaccine while subject in group y receiveda control vaccine.After the first dose, 118 of 715 subjects in theexperimental group ( group x) experienced fever as a side effect.After the first dose, 56 of 606 of the subjects in the controlgroup ( group y ) experienced fever as a side effect.Construct a 90% confidence interval for the diffence between the two populationproportopm , Px-Py( Round to three decimal places as needed)
