For the hypothesis test described below, select the appropriate test statistic, assuming that all necessary requirements are satisfied.
To test whether more than 95% of adults have had chicken pox, a random sample of adults was selected consisting of 254 who have had chicken pox and 19 who have never had chicken pox.
Group of answer choices
z=-1.49
chi-square=23.3
t=-1.51
t=2.41
z=-1.81
