Cathy has obtained a sample mean of 0.7 and , but she cannot remember if the sample size was 20 or 25. She accidentally erased the data file. Find the correct sample size.

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.

50x5=$250

step-by-step explanation:

i would you but i don't under stand the qustion

step-by-step explanation: