Question

(Help! If possible can you explain how you got the answer plz and thank u) If the average weight of 10 sacks of soil is 40 lbs., the standard deviation is 4 lbs., and this is a

normal distribution, what will be the weight of 68% of bags of sand from the same batch?
A.36-44
B.40-44
C.38-40
D.36-40

Answer 1

I think the answer is C but I'm not too sure so if it doesn't sound right don't click it cuz I don't want you get the answer wrong