Question

Simpangan Baku dari data 2,3,3,4,5,5,6,4 adalah...
Di kasih caranya yg jelas ya ?

Answer 1

Rata2nya = 32/8 = 4
simpangan rata2 =
1/8×[|2-4|+|3-4|+|3-4|+|4-4|+|5-4|+|5-4|+|6-4|+|4-4|]
=1/8(2+1+1+0+1+1+2+0)
=1/8(8)
=1
simoangan bakunya akardari 1 = 1