Calculate the missing values. For the next six month period Sammy wants to calculate the monthly deviation from the average.
Month Sales Average Deviation
July
$1,750 1,460.83
289.17
Aug.
$1,800 1,460.83
339.17
Sept. $1,625 1,460.83
164.17
Oct.
$1,395 1,460.83 -65.83
Nov.
$1,215 1,460.83
-245.8
Dec.
$ 980 1.460.83
480.85