Matematika

Pertanyaan

yg nomor 4
tentukan A.mean B.Median C.Modis
yg nomor 4 tentukan A.mean B.Median C.Modis

1 Jawaban

  • A.Mean=9x4+8x7+7x10+6x12+5x4+4x3
    -------------------------------------------
    40
    =36+56+70+72+20+12
    --------------------------------
    40
    =266 =6.65
    -------
    40
    B.Median=40+1 =data ke 20,5
    -------
    2
    =7+7 =7
    ------
    2
    C.Modus=Nilai 6,Karena muncul sebanyak 12 kali