Matematika

Pertanyaan

simpangan rata rata dari data: 23,5,7,9,20,14

1 Jawaban

  • Mean = 23+5+7+9+20+14 / 6
    = 78/6 = 13
    SR = |23-13|+|5-13|+|7-13|+
    |9-13|+|20-13|+|14-13| / 6
    = 10+8+6+4+7+1 /6
    = 27/6 = 4.5

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