After one month, devon finds that his 10 friends slept an average of 0.5 hour more each night when they drank milk before bed. based on this, devon concludes that drinking milk makes teenagers sleepy. what is one reason why devon's conclusion is most likely invalid?

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2