A Random Sample of 100 Employees from 5 Different Companies

question 24

Essay

A random sample of 100 employees from 5 different companies was randomly selected, and the number whotake public transportation to work was recorded. The results are listed below. Perform a homogeneity ofproportions test to test the claim that the proportion who take public transportation to work is the same in all 5companies. Use α = 0.01. $\begin{array} { l | c c c c c } &{ \text { Companies } } \\\hline & 1 & 2 & 3 & 4 & 5 \\\text { Use Public Trans. } & 18 & 25 & 12 & 33 & 22 \\\text { Don't Use Public Trans. } & 82 & 75 & 88 & 67 & 78\end{array}$

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Definitions:

Case Study

A research method that involves the in-depth study of a single individual, group, event, or community to explore phenomena within a real-life context.

Noam Chomsky

A linguistic and cognitive scientist known for his theory of generative grammar and critique of behaviorism.

Behaviorism

A theoretical approach in psychology that studies observable behaviors, emphasizing the role of external factors in shaping behavior and minimizing the importance of innate traits and consciousness.

Linguistics

the scientific study of language and its structure, including the study of morphology, syntax, phonetics, and semantics.