Critics of television often refer to the detrimental effectsthat all the violence shown on television has on children. However,there may be another problem. It may be that watching televisionalso reduces the amount of physical exercise, causing weight gains.A sample of 15 10-year-old children was taken. The number of poundseach child was overweight was recorded (a negative number indicatesthe child is underweight). In addition, the number of hours oftelevision viewing per week was also recorded. These data arelisted here. (also provided in the Excel Spreadsheet) Television 4234 25 35 37 38 31 33 Overweight 18 6 0 ?1 13 14 7 7 Television 1929 38 28 29 36 18 Overweight ?9 8 8 5 3 14 ?7 REQUIRED a) Draw thescatter diagram. b) Calculate the sample regression lineand describe what the coefficients tell you about the relationshipbetween the two variables.
