HUAWEI Mate 40 RS PORSCHE DESIGN nd Y below, 5. (7 pts) A representative from the National Football League's Marketing Division randomly selects = y) people on a random street in Kansas City, Kansas until he finds a person who attended the last home football game. The probability that the representative succeeds in finding such a person is 20%. What is probability that the representative must select at least 3 people until he finds 2 people who attended the last home football game? dium content in a box of cereal he student f 1.8 . 144 6. (10 pts) Assume that water temperature downstream from a power plant cooling tower discharge pipe ore for the follows a normal distribution with unknown variance. The water temperature is measured on 28 sampling randomly chosen days. The sample mean and sample standard deviation of the 28 measured temperatures are found to be 102.5 F and 4.5 F , respectively. (1) (7 pts) Use fixed-a approach to test if there is sufficient evidence to claim that the mean water temperature from the power plant cooling tower discharge pipe is greater than 100 F at a = 0.05