TABLE 12-12
Recent Studies Have Found That American Children Are

question 180

Multiple Choice

TABLE 12-12
Recent studies have found that American children are more obese than in the past. The amount of time children spent watching television has received much of the blame. A survey of 100 ten-year-olds revealed the following with regards to weights and average number of hours a day spent watching television. We are interested in testing whether the average number of hours spent watching TV and weights are independent at 1% level of significance.
$$\begin{array} { l | c l l | r } & { \text { TV Hours } } & \\\text { Weights } & 0 - 3 & 3 - 6 & 6 + & \text { Total } \\\hline \text { More than } 101 \mathrm { ls } \text {. overweight } & 1 & 9 & 20 & 30 \\\text { Within } 101 \mathrm { bs } \text {. of normal weight } & 20 & 15 & 15 & 50 \\\text { More than } 10 \mathrm { lbs } \text {. underweight } & 10 & 5 & 5 & 20 \\\hline \text { Total } & 31 & 29 & 40 & 100\end{array}$$
-Referring to Table 12-12, how many children in the survey spend no more than 6 hours watching TV and are more than 10 lbs. underweight?

• A) 20
• B) 15
• C) 10
• D) 5

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Definitions:

Oligarchy

Rule by the few.

Solitary Individuals

Solitary Individuals describes people who prefer to be alone or are isolated from others, often focusing on personal thoughts and experiences.

John Rawls

An American political philosopher in the liberal tradition, best known for his theory of justice as fairness, which emphasizes a system of cooperation and equality in political and social institutions.

Communitarian

One who holds a theory of society that emphasizes the interdependence of individuals within the context of particular communities. A communitarian view understands the citizen not in terms of his or her rights but rather his or her duties (“Ask not what your country can do for you, but what you can do for your country”). In the communitarian view, the self is sometimes understood as a function of society rather than an independent entity.