Given the following data, select the answer that correctly calculates the 2 2 test statistic and the p-value. Observed: 4, 10, 12, 21, 26 Expected Probabilities: .1, .1, .2, .3, .3 Choice 1 of 4:chisq.test(x=c(4, 10, 12, 21, 26), p=c(.1, .1, .2, .3, .3)) Choice 2 of 4:chisq.test(q=18.21, df=4, lower.tail=F) Choice 3 of 4:pchisq(x=c(4, 10, 12, 21, 26), p=c(.1, .1, .2, .3, .3)) Choice 4 of 4:pchisq(q=18.21, df=4, lower.tail=F)