Traffic Coordinator
a Traffic Coordinator for a Community Wishes to Determine

question 50

Essay

Traffic Coordinator
A traffic coordinator for a community wishes to determine whether or not there is any difference in the average age of female and male drivers involved in rear-end accidents.The hypothesis test is: H₀: $\mu _ { 1 } = \mu _ { 2 }$ (no difference in mean age)
H₁: $\mu _ { 1 } \neq \mu _ { 2 }$ (mean age is different)A random sample of males and females involved in rear-end accidents results in the following Minitab summary: $$\begin{array} { l c c c c c c } & \text { N } & \text { MEAN } & \text { MEDIAN } & \text { TRMEAN } & \text { STDEV } & \text { SEMEAN } \\\text { FEMALES } & 33 & 23.91 & 20.00 & 23.38 & 9.77 & 1.70 \\\text { MALES } & 38 & 28.87 & 28.50 & 28.44 & 9.67 & 1.57\end{array}$$
-What is the decision rule at the 0.025 level of significance?

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Definitions:

Arbitrarily Raising

The act of increasing something in an arbitrary or random manner, without a clear rationale or standard.

Evolutionary Psychologists

Researchers who study the psychological adaptations of humans to the changing physical and social environments over time.

Sex Differences

The distinctions in characteristics, independence of gender roles, between males and females that are determined by genetic factors, hormones, and environmental influences.

Personal Attributes Questionnaire (PAQ)

A psychological assessment tool used to measure masculine and feminine personality traits in individuals.