simpangan dari rata rata 7,8,3,5,6,7 adalah a.7/6 b.4/3 c.5/3 d.13/6 e.7/6

data diurut : 3, 5, 6, 7, 7, 8
Mean = ( 3+5+6+7+7+8)/6
= 36/6
= 6
Simpangan rata-rata = € | xi - x mean | / n
SR = { |3-6|+|5-6|+|6-6|+2|7-6|+|8-6|} / 6
= (3+1+0+2+2) / 6
= 8/6
= 1 1/3