Matematika

Pertanyaan

Simpangan kuartil dari data 16, 15, 15, 19, 20, 22, 16, 17, 25, 29, 32, 29, 32 adalah.... A. 6. B. 6,5. C.8. D.9,5

1 Jawaban

  • 15, 15, 16, 16, 17, 19, 20, 22, 25, 29, 29, 32, 32

    K1 = 15, 15, |16, 16,| 17, 19           K3 = 22, 25, 29, 29, 32, 32

          = 16 + 16 = 32/2 = 16                     = 29 + 29 = 58/2 = 29

    Simpangan interkuartil = 1/2 (K3 - K1)

                                         = 1/2 (29 - 16)  = 1/2 .13 

                                         = 6,5

    B. 6,5


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