Refer to the Table Which Summarizes the Results of Testing

question 24

Multiple Choice

Refer to the table which summarizes the results of testing for a certain disease. $\begin{array}{l|cc} & \text { Positive Test Result } & \text { Negative Test Result } \\\hline \text { Subject has the disease } & 85 & 7 \\\text { Subject does not have the disease } & 27 & 85\end{array}$
A test subject is randomly selected and tested for the disease. What is the probability the subject does not have the disease given that the test result is positive?

• A) 0.241
• B) 0.108
• C) 0.731
• D) 0.759

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Definitions:

Sample Proportions

Statistics used to estimate the fraction or percentage of a population that exhibits a particular characteristic, based on a sample.

Population Proportions

The fraction or percentage of members in a population that exhibit a particular characteristic.

P-value

A measure in statistical hypothesis testing representing the probability of observing test results at least as extreme as the results actually observed, under the assumption that the null hypothesis is correct.

OSHA

The Occupational Safety and Health Administration, a U.S. government agency responsible for enforcing workplace safety and health regulations.