Solve the Problem What Percentage of Those That Tested Negative Actually Have the People

question 6

Multiple Choice

Solve the problem.
-The table below shows the number of people testing positive for a certain disease amongst those who do have the disease and amongst those who don't. Use the table to answer the question. $$\begin{array} { l | r c r } & \begin{array} { c } \text { Test } \\\text { positive }\end{array} & \begin{array} { c } \text { Test } \\\text { negative }\end{array} & \text { Total } \\\hline \text { Disease } & 112 & 12 & 124 \\\text { No disease } & 1001 & 8875 & 9876 \\\text { Total } & 1113 & 8887 & 10,000\end{array}$$ What percentage of those that tested negative actually have the disease?

• A)0.1%
• B)9.7%
• C)11.1%
• D)99.9%

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Definitions:

Heritability

Statistical estimate of contribution of heredity to individual differences in a specific trait within a given population.

Heredity

Inborn traits or characteristics inherited from the biological parents.

Down Syndrome

A genetic disorder caused by the presence of an extra 21st chromosome, leading to a range of developmental and physical delays and characteristics.

Alzheimer Disease

A progressive neurodegenerative disorder characterized by memory loss, cognitive decline, and personality changes.