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

question 47

True/False

TABLE 12-12
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-year-olds revealed the following with regards to weights and average number of hours a day spent watching television. We are interested in testing whether the average number of hours spent watching TV and weights are independent at 1% level of significance.

-Referring to Table 12-12, the test is always a one-tail test.

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