on 5 Consider following summary of two variables in a stacked dataset ed Average xbar Sample size n Iout of Saturday sales 15.5 10 Sunday sales 1.6 10 question Ja. The difference between the sample proportions is 18.15 J b. phat1-phat20 then the sample disagrees with the population c. xbar1-xbar2 0 then the sample disagrees with the population O d. Both variables in the dataset are categorical O e. The difference between the sample proportions is 13.90 Of. phat1-phat2>0 so if p1-p2 0 so if u1-p2