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

question 26

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 critical value of the test will be

• A)6.635
• B)13.277
• C)14.860
• D)21.666

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