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

question 147

Multiple Choice

SCENARIO 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-yearolds 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 Scenario 12-12,if the null hypothesis of no connection between time spent watching TV and time spent reading story books is true,how many children watching less than 2 hours of TV and reading no more than 2 hours of story books on average can we expect?

• A)35.69
• B)227.23
• C)262.91
• D)969.75

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Definitions:

Cultural Influences

Factors derived from societal norms, values, practices, and beliefs that shape individual behaviors, perceptions, and attitudes.

Cultural Truisms

Beliefs or notions that are widely held in a culture and are so evident to its members that they are seldom questioned.

Deindividuation Role

A psychological state where an individual loses their sense of personal identity and responsibility, often in group settings, leading to uninhibited and sometimes destructive behavior.

Group Decision-Making

The process by which a group of individuals arrives at a decision collectively, often involving discussion, debate, and compromise.