A Researcher Performed a Study to Determine Whether an Association

question 18

Essay

A researcher performed a study to determine whether an association exists between political party affiliation and income.She obtained the following sample data. Income Bracket
$$\begin{array}{l}\begin{array} { | l | r | r | r | r | } \hline {party } & Low & Middle & High & Total \\\hline Conservative & 101 & 130 & 97 & 328 \\\hline NDP & 78 & 113 & 146 & 337 \\\hline Other & 15 & 34 & 9 & 58 \\\hline Total & 194 & 277 & 252 & 723 \\\hline\end{array}\end{array}$$ Does the data provide sufficient evidence to conclude that an association exists between political party affiliation and income? Use a 1% level of significance.

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Definitions:

Needs

Essential or basic requirements necessary for people to live and function properly, such as food, water, and shelter.

Construct

An idea or theory containing various conceptual elements, typically considered to be subjective and not based on empirical evidence.

Directs Behavior

Directing behavior refers to the ways in which cognitive processes, environmental cues, and personal goals influence an individual's actions and decision-making.

Constructs Predict

Theoretical concepts or ideas proposed to forecast outcomes or behaviors based on certain conditions.