A random sample of 150 investment bankers (population 1) had thirty percent who expressed dissatisfaction with their choice of career. A random sample of 200 financial analysts (population 2) had forty-two percent who expressed dissatisfaction. In testing the hypothesis that a higher proportion of financial analysts than investment bankers are dissatisfied, the standard deviation of the difference in the two population proportions is approximated by ______________ and the standardized test statistic is ______________.
Question 13 options:
.0027; -2.303
.0027; -44.44
.0521; -2.303
.0521; -44.44