Question

the average college student produces 560 pounds of solid waste each year. if the standard deviation is approximately 78 pounds

- + Fit to page Page view | AN Name: Date: GENERAL INSTRUCTION: Answer ALL questions. Show your work. You will be graded on the correctness of your method as well as the accuracy of your answer. The average college student produces 560 pounds of solid waste each year. If the standard deviation is approximately 78 pounds, within what weight limits will at least 75% of all students' garbage lie?

Answer 1

Güven:- t = 560 6 - 78 Hoone weight limits will at least 75% use chebysher's theorem 1 - = 0.75 K 잤 1-0.75 0.25 ㅎ - x2 0.25 2 L - 4 = K = 54 K = 2 for At least 75% of the data values will fall is - U IK 6)

substitute the given values in aan 0 = 560 E 2 (78) = 560 156 (560-156, 150 + 156) = (404,716) : "404 and 716 limits will at least 75% of all students garbage lie.