problem+set+2

1.188.2 2.76.76 to find the mean=added all the #'s then divide total. 3.214 4.80 to find the median=arrange #'s in order low-high the middle # is your median 5.225 6.85.65 to find the range=take highest # minus the lowest 7.180 8.38 9.? Deviation i dont know how to do 10.?