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

question 123

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 12-13,the value of the test statistic is

• A)8.532
• B)15.483
• C)18.889
• D)69.744

---

Definitions:

Reward

A beneficial and reinforcing stimulus or outcome, often used as a means to incentivize particular behaviors or decisions.

Punishment

A process or action that decreases the likelihood of a behavior occurring again by presenting an unpleasant response to the behavior.

Oppositional Defiant

A disorder marked by a persistent pattern of angry, defiant, and vindictive behavior towards authority figures.

Conduct Disorder

A mental health disorder diagnosed in childhood or adolescence characterized by persistent behavior that violates social norms, rights of others, and age-appropriate rules.