Simpangan rata rata data 4, 5, 5, 5, 6, 7, 7, 7, 8

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Simpangan rata rata data 4, 5, 5, 5, 6, 7, 7, 7, 8

Jawaban Terkonfirmasi

4 + 5 + 5 + 5 + 6 + 7 + 7 + 7 + 8 = 54

Rata rata = jumlah data/banyak data
Rata rata = 54/9
Rata rata = 6