Use a ?² Test to Test the Claim That in the Given

question 9

Essay

Use a ?² test to test the claim that in the given contingency table, the row variable and the column variable are independent
-Tests for adverse reactions to a new drug yielded the results given in the table. At the 0.05 significance level, test the claim that the treatment (drug or placebo)is independent of the reaction (whether or not headaches were experienced). $$\begin{array} { r | r r } & \text { Drug}& \text { Placebo } \\\hline \text { Headaches } & 11 & 7 \\\text { No headaches } & 73 & 91\end{array}$$

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Definitions:

Ethnic Identification

The process by which individuals identify with a specific ethnic group, often shared through common cultural heritage or ancestry.

Cultural Retention

The act of preserving and maintaining the customs, traditions, languages, and practices of a culture by a group or society over time.

Authoritarian Personality

A personality type characterized by a strict adherence to conventional values and a submission to authority figures, combined with aggression toward those perceived as subordinate or outsider.

White Supremacy

An ideology or belief system that asserts the superiority of white people and seeks to maintain a racial hierarchy with whites at the top.