Matematika

Pertanyaan

diketahui data : 6,12,9,15,3 tentukan Q1,Q2,Q3 dan simpangan rata rata

1 Jawaban

  • 3,6,9,12,15
    Q1 = 3+6/2 = 4.5
    Q2 = 9
    Q3 = 12+15/2 = 13.5
    Rata rata = 9
    SR = (3-9) + (6-9) + (9-9) + (12-9) + (15-9) / 9
    SR = 6 + 3 + 0 + 3 + 6 (semunya / 9)
    SR = 18/9
    SR = 2

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