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

question 98

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 degrees of freedom of the test statistic are

• A)1
• B)2
• C)4

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Definitions:

Bananas

A tropical fruit that is elongated and crescent-shaped when ripe, commonly used in economics examples to discuss trade or market dynamics.

Quantity Demanded

The total amount of a good or service that consumers are willing to purchase at a given price over a specified period.

Consumers

Individuals or entities that use goods and services produced within an economy, playing a central role in market demand.

Price

Price is the amount of money expected, required, or given in payment for something.