Management of Melodic Kortholt Company Compared Absenteeism Rates in Two

Multiple Choice

Management of Melodic Kortholt Company compared absenteeism rates in two plants on the third Monday in November. Of Plant A's 800 employees, 120 were absent. Of Plant B's 1200 employees, 144 were absent. MegaStat's results for a two-tailed test are shown below. $$\begin{array} { | r r l | } \hline p 1 & p 2 & \\0.15 & 0.12 & \mathrm { p } \text { (as decimal) } \\120 / 800 & 144 / 1200 & \mathrm { p } \text { (as fraction) } \\120 . & 144 . & \mathrm { X } \\800 & 1200 & \mathrm { n } \\& & \\0.03 & \text { sample difference } & \\0.00 & \text { hypothesized difference } & \\0.01545 & \text { std. error } & \\\text { x.xx } & \text { z } & \\.0522 & \text { p-value (two-tailed) } & \\\hline\end{array}$$ The test statistic (shown as z = x.xx) is approximately:

A) 2.022
B) 1.960
C) 1.942
D) 1.645