Matematika

Pertanyaan

4 5 6 6 6 7 7 7 8 8 9 9simpangan baku

1 Jawaban

  • 6+6+7+7+7+9 = 42/6 = 7

    simpangan rata-rata
    SR = ║6-7║+║6-7║+║7-7║+║7-7║+║7-7║+║9-7║
    = 1 + 1 + 2
    = 4/7

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