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

question 14

True/False

TABLE 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-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 mean number of hours spent watching TV and weights are independent at 1% level of significance.
-True or False: Referring to Table 12-13,the test is always a one-tail test.

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Definitions:

Potential Confound

A variable that might falsely make one believe that a causal relationship exists between two other variables.

Seriously Ill

A condition or state in which an individual is suffering from a severe and life-threatening health problem.

Inpatients

Patients who are admitted to a hospital or clinic and stay overnight or for an extended period for medical care or treatment.

Experimental Group

In research, the group of participants that receives the treatment or intervention being tested, as opposed to the control group which does not.