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Tests for Adverse Reactions to a New Drug Yielded the Results

Question 10

Multiple Choice

Tests for adverse reactions to a new drug yielded the results given in the table.The data will be analyzed to determine if they provide sufficient evidence to conclude that an association exists between the treatment (drug or placebo) and the reaction (whether or not headaches were experienced) .

 Drug  Placebo  Headaches 117 No headaches 7391\begin{array}{|l|l|l|}\hline & \text { Drug } & \text { Placebo } \\\hline \text { Headaches } & 11 & 7 \\\hline \text { No headaches } & 73 & 91 \\\hline\end{array}
χ2=1.798;P-value =0.1799\chi ^ { 2 } = 1.798 ; P \text {-value } = 0.1799


A) Reject the null hypothesis. Report that there is insufficient evidence to conclude that drug and headaches are dependent.
B) Do not reject the null hypothesis. Report that there is insufficient evidence to conclude that the distribution of headaches is uniform for the drug and placebo.
C) Do not reject the null hypothesis. Report that there is insufficient evidence to conclude that drug and headaches are dependent.
D) Reject the null hypothesis. Report that there is sufficient evidence to conclude that drug and headaches are dependent.
E) Do not reject the null hypothesis. Report that there is sufficient evidence to conclude that drug and headaches are dependent.

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