TABLE 12-1
a Study Published in the American Journal of Public

question 161

Multiple Choice

TABLE 12-1
A study published in the American Journal of Public Health was conducted to determine whether the use of seat belts in motor vehicles depends on ethnic status in San Diego County. A sample of 792 children treated for injuries sustained from motor vehicle accidents was obtained, and each child was classified according to (1) ethnic status (Hispanic or non-Hispanic) and
1() seat belt usage (worn or not worn) during the accident. The number of children in each category is given in the table below.
$$\begin{array}{l}\begin{array} { l |r r } &\text {Hispanic}&\text { Non- Hispanic }\\\hline \text { Seat belts worn } & 31 & 148 \\\text { Seat belts not worn } & 283 & 330\end{array}\end{array}$$
-Referring to Table 12-1, the calculated test statistic is

• A) -0.9991.
• B) -0.1368.
• C) 72.8063.
• D) 48.1849.

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Definitions:

Breast Feed

The act of feeding a baby with milk directly from the mother's breast.

Tuberculosis

An infectious disease caused by the bacterium Mycobacterium tuberculosis, primarily affecting the lungs but can also impact other parts of the body.

Unsafe Drug

A medication or substance posing significant risks to individuals, potentially causing harm or adverse effects.

Leading Cause

It refers to the most common or significant factor that contributes to a result or condition.