simpangan rata-rata dari data 2,3,3,7,7 adalah

rata-rata (x)
[tex]x \frac{2+3+3+7+7}{5} = \frac{22}{5} = 4,4[/tex]

simpangan rata-rata (S)

s = [tex] \frac{(2-4,4)+(3-4,4)+(3-4,4)+(7-4,4)+(7-4,4)}{5} = \frac{2,4+1,4+1,4+3,4+3,4}{5} = \frac{12}{5} = 2,4[/tex]