Questions Pertain to the Following Table (Table 4) -Refer to Table 4

question 16

Multiple Choice

Questions pertain to the following table (Table 4) :
$\begin{array}{c}\text { Table } 4\\\text { Crosstabulation of Cognitive Impairment Status and Fall Incidence in Hospitalized}\\\text { Elders }\\\begin{array}{r}\\\text { Fall? } \quad\quad\quad\quad\quad\quad\quad\\\begin{array}{|l|l|l|c|c|c|}\hline &&&\text { Yes } & \text { No }&\text { Total }\\\hline \text { Cognitive}&\text { Yes } & \text { Count } & 10 & 30 & 40 \\ \text { Impairment? } &&\% \text { (within falls) } & 25.0 \% & 75.0 \% & 100.0 \% \\&&\% \text { (within impairment) } & 50.0 \% & 25.0 \% & \\\hline &\text { No }&\text { Count } & 10 & 90 & 100 \\&&\% \text { (within falls) } & 10.0 \% & 90.0 \% & 100.0 \% \\&&\% \text { (within impairment) } & 50.0 \% & 75.0 \% & \\\hline &\text { Total }& \text { Count } & 20 & 120 & 140 \\&&\% \text { (within falls) } & 14.3 \% & 85.7 \% & 100.0 \% \\&&\% \text { (within impairment) } & 100.0 \% & 100.0 \% & 100.0 \%\\\hline\end{array}\end{array}\end{array}$
-Refer to Table 4. In this example, what is the value of ARR?

• A) .100
• B) .150
• C) .250
• D) .500

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Definitions:

Reported Malaria Cases

The number of malaria infections that have been diagnosed and documented by health authorities.

West Africa

A region in Africa that is to the west of the continent, comprising several countries including Nigeria, Ghana, and Senegal.

Categorical Variables

Variables that represent categories and can take on one of a limited and usually fixed number of possible values.

Quantitative Variable

A variable that can be counted or measured and expressed numerically.