11 13 15 17 19
Average (11, 87, 19) = (11+87+19)/3 = 117/3 = 39
sorted: 1 2 7 9 11 15 19 20 number of items: 8 middle items: 9 and 11 average of middle items, or median: (9+11)/2 = 10
The least common multiple of the numbers 15, 11 and 19 is 3,135.
It is: (11+15)/2 = 13
The average is 19.
The average is 13.
11
v is -15... -15*2 = -30... -30+11= -19.
-11
10, 11, 15, 19, 19, 19, 25, 27, 80 Median: 19 Mean: 25 Mode: 19
(11 + 16 + 15) ÷ 3 = 14 is the average