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kemudian gunakan rumus (x - x¹)² spt di bawah ini
(2-4)² = 4 ; (3 - 4)² = 1 ; (4 - 4)² = 0 ; (5 - 4)² = 1 ; (6 - 4)² = 4
kemudian jumlahkan hasil yg diperoleh: 4 + 1 + 0 + 1 + 4 = 10
Jadi simpangan baku = Ѵ(10/5) = Ѵ2
semoga jelas dan membantu ya.