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presasjenifer1
presasjenifer1
02.07.2021 • 
Mathematics

Critics of television often refer to the detrimental effects that all the violence shown on television has on children. However, there may be another problem. It may be that watching television also reduces the amount of physical exercise, causing weight gains. The following regression estimates show the relationship between the number of kilograms (in kgs) a child is overweight by, and the number of hours of television viewing per week overweight = 0.55 + 0.13 hours (0.27) (0.04) Standard errors are shown in the brackets. The sample size is N=1800. Using a significance level of 5%, we want to test the hypothesis that the population slope parameter equals to 0. The t-statistic and the conclusion of the test are:

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