Suppose the Proportion of First Year Students at a Particular $\mathrm { P } 1$

question 34

Essay

Suppose the proportion of first year students at a particular university who purchased used textbooks in the past year is $\mathrm { P } 1$ and the proportion of second year students at the university who purchased used textbooks in the past year is $\mathrm { P } 2$ .A study found a 95% confidence interval for $p _ { 1 } - p _ { 2 }$ is $( 0.237,0.421 )$ Does this interval suggest that first year students are more likely than second year students to buy used textbooks? Explain.

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Definitions:

Exploited

The act of using someone in an unfair manner for one's own advantage, especially in the context of labor.

Early 1900s

A historical period marked by significant social, economic, and technological changes, approximately from 1900 to 1910.

American Federation of Labor

A historic national federation of labor unions in the United States, known for focusing on skilled workers and collective bargaining.

Primary Goals

represent the fundamental objectives or targets that an individual, organization, or project aims to achieve, serving as the driving force behind strategies and actions.