Below are the data collected from two random samples of 500 American students on the number of hours they spend in school per day (rounded to the nearest hour): Number of hours in school per day 4 5 6 7 8 Sample A: Number of students 80 110 125 140 45 Sample B: Number of students 80 70 130 125 95

part 1 answer = 8

part 2 answer = 72

step-by-step explanation:

part 1 explanation = add all of the numbers, then divide by how many numbers you have. so, 200/25 = 8.

part 2 explanation = not gonna lie, this is hard to explain, so just google how to do it.

well kind of. you get friend requests. and you can accept them or not so yes.

step-by-step explanation:

160 cm

step-by-step explanation:

you have to add all the sides together