Ten Administration Staff Members Were Selected at Random from Among

question 83

Essay

Ten administration staff members were selected at random from among the secretaries of a large university. The typing speed (number of words per minute) was recorded for each administration staff member on two different brands of computer keyboards. The following results were obtained. $\begin{array} { | l | c | c | } \hline & { \text { Computer Keyboard } } \\\hline \text { Stafimem ber } & \text { Brand A } & \text { Brand B } \\\hline \text { Amy } & 75 & 74 \\\hline \text { Betty } & 85 & 86 \\\hline \text { Jack } & 73 & 72 \\\hline \text { Donna } & 79 & 70 \\\hline \text { Ellen } & 91 & 85 \\\hline \text { John } & 80 & 73 \\\hline \text { Gwen } & 83 & 72 \\\hline \text { Wejing } & 74 & 65 \\\hline \text { Ingrid } & 81 & 79 \\\hline \text { Peter } & 70 & 64 \\\hline\end{array}$ Assume that the typing speeds are not normally distributed.
Perform the Wilcoxon signed rank sum test at the 5% significance level.

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Definitions:

Zimbardo's Research

A series of studies focused on understanding human behavior, particularly known for the Stanford Prison Experiment which explored the psychological effects of perceived power.

Reliability

The consistency and dependability of a measure or tool over time, indicating its ability to produce stable and accurate results.

Legitimate Reasons

Valid, logical, or justifiable grounds for an action, belief, or decision.

Research Results

Research results are the findings obtained from systematic investigation aimed at discovering new knowledge or validating existing knowledge.