五、Studies suggest there are several detrimental effects of televisionviewing on children. One of the problems may be that watchingtelevision reduces the amount of physical exercise and causesobesity. A sample of five 10-year-old children was taken. Thenumber of overweight kilograms (y) to each child was recorded.In addition, the number of hours of television viewing per week(x) was also recorded. These data are listed in the followingtable:
1. Fill out the blank cells in the above table. Calculate the samplelinear regression line () and describe what the slope coefficienttells you about relationship between the two variables. (15 分)(Please first calculate)