\quad

\quad

\quad

\quad

\text { Revenues }

\begin{array}{|c|c|}\hline \begin{array}{c}\text { Customer } \\\text { service- } \\\text { oriented }\end{array} & \begin{array}{c}\text { Not customer } \\\text { service- } \\\text { oriented }\end{array} \\\hline 4540 & 1309 \\\hline 5402 & 5265 \\\hline 6326 & 5418 \\\hline 4745 & 2838 \\\hline 4538 & 2716 \\\hline 3715 & 2524 \\\hline 5647 & 5153 \\\hline 5442 & 1944 \\\hline 6566 & 2299 \\\hline 4258 & 3503 \\\hline\end{array}

You're interested in differences in Revenue due to customer service orientation. Specifically, you want to know if organizations that are not customer service oriented have lower mean Revenues than organizations that are customer service oriented.
1) State the research question.
2) State the hypotheses.
3) State the critical value.
4) Provide the formal test of the hypothesis.
5) Is an effect size calculation appropriate? How do you know? If yes, calculate both a standardized and unstandardized effect size.
6) State all appropriate conclusions.

You Collect a Sample of 20 Monthly Employee Salaries from Branch

Multiple Choice

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