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

question 67

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,how many children in the survey spent less than 2 hours watching TV and more than 2 hours reading story books on average?

• A)8
• B)130
• C)175
• D)687

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Definitions:

Money

A medium of exchange used to facilitate transactions for goods and services.

Net Present Value

A method used to evaluate an investment's profitability by calculating the present values of all cash inflows and outflows.

Delay

The act or instance of postponing or hindering a process, decision, or action.

Projected Cash Inflows

Estimated future cash receipts resulting from business activities like sales, dividends, or loan repayments.