Tests for Adverse Reactions to a New Drug Yielded the Results

question 14

Multiple Choice

Tests for adverse reactions to a new drug yielded the results given in the table.Use a 10% level of significance. $$\begin{array} { r | c c } & \text { Drug } & \text { Placebo } \\\hline \text { Headaches } & 11 & 7 \\\text { No headaches } & 73 & 91\end{array}$$ $x ^ { 2 }$ = 1.798; P-value = 0.1799 The data will be analyzed to determine if there is sufficient evidence to conclude that an association exists between the treatment (drug or placebo) and the reaction (whether or not headaches were experienced) .

• A)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.
• B)Reject the null hypothesis.Report that there is sufficient evidence to conclude that treatment and reaction are dependent.
• C)Reject the null hypothesis.Report that there is insufficient evidence to conclude that treatment and reaction are dependent.
• D)Do not reject the null hypothesis.Report that there is sufficient evidence to conclude that treatment and reaction are dependent.
• E)Do not reject the null hypothesis.Report that there is insufficient evidence to conclude that treatment and reaction are dependent.

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Definitions:

Dividends

Shares of profit paid out by a corporation to its stockholders, generally originating from the company’s revenue.

Total Percentage

Total Percentage typically refers to a complete or whole percentage value calculated from the sum or integration of individual percentage values.

Selling Price

The amount of money for which a product or service is sold in the market.

Normally Distributed

A statistical term describing data that follows a bell curve pattern, where most occurrences take place around the mean value.