Math Problem Statement

Siswa kelas XIIA sepakat mengadakan ulangan Matematika sebanyak 3 kali sebelum ATS. Peluang siswa lulus setiap kali ulangan Matematika sama yaitu 70%. Peluang setiap siswa kelas XIIA lulus 2 kali ulangan Matematika adalah

a. 49/100

b. 441/1

C. 294/1

d. 147/1

e. 21/1

Solution

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Math Problem Analysis

Mathematical Concepts

Probability
Binomial Distribution

Formulas

P(X = k) = C(n, k) * p^k * (1 - p)^(n - k)
C(n, k) = n! / [k!(n-k)!]

Theorems

Binomial Probability Theorem

Suitable Grade Level

Grade 12