Matematika

Pertanyaan

sebuah dadu dilempar sebanyak 100 kali.berapakah frekuensi harapan munculnya muka dadu bernomor:
a. 4
b.genap
c.kurang dari 5
d.prima
(TOLONG CARANYA GIMANA?)

1 Jawaban

  • a.
    n (A) = {4} = 1
    n (S) = 6
    P = 1/6
    Fh = 1/6 . 100
    Fh = 16,67

    b.
    n (A) = {2,4,6} = 3
    n (S) = 6
    P = 3/6 = 1/2
    Fh = 1/2 . 100
    Fh = 50

    c.
    n (A) = {1,2,3,4} = 4
    n (S) = 6
    P = 4/6 = 2/3
    Fh = 2/3 . 100
    Fh = 66,67

    d.
    n (A) = {2,3,5} = 3
    n (S) = 6
    P = 3/6 = 1/2
    Fh = 1/2 . 100
    Fh = 50

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