Jawab:
Peluang pemilihan acak
dengan kombinasi
Penjelasan dengan langkah-langkah:
n = 15
p = 9
l = 6
pilih 3 orang, n(s) = 15C3 = 15.14.13/3.2.1 = 455
pilih 2 laki = 6c2 = 6.5/ 2.1 = 15
pilih 1 p = 9c1 = 9
Peluang (2 L dan 1 P ) =
= (6c2 x 9 c1 ) / (15 c3 )
= (15 x 9 )/ 455
= 27/91
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Verified answer
Jawab:
Peluang pemilihan acak
dengan kombinasi
Penjelasan dengan langkah-langkah:
n = 15
p = 9
l = 6
pilih 3 orang, n(s) = 15C3 = 15.14.13/3.2.1 = 455
pilih 2 laki = 6c2 = 6.5/ 2.1 = 15
pilih 1 p = 9c1 = 9
Peluang (2 L dan 1 P ) =
= (6c2 x 9 c1 ) / (15 c3 )
= (15 x 9 )/ 455
= 27/91