TABLE 12-13 Recent Studies Have Found That American Children Are More Obese

question 55

Multiple Choice

TABLE 12-13
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 mean number of hours spent watching TV and weights are independent at 1% level of significance.

-Referring to Table 12-13, how many children in the survey spend more than 6 hours watching TV and are more than 10 lbs. overweight?

• A) 1
• B) 9
• C) 20
• D) 40

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Definitions:

Short-term Memory

The memory system that collects new information. Also known as working memory.

Brain Structures

The physical configurations and parts of the brain, each serving different functions vital for human life and behavior.

Problem Drinking

The consumption of alcohol that leads to health problems, legal problems, or difficulties in relationships, work, or everyday activities.

Older Persons

Refers to individuals who are in the later stages of their life, often defined by the World Health Organization as persons aged 65 years and above.