Four students are chosen at random, what is the probability that all four were born on Monday?

Four students are chosen at random, what is the probability that all four were born on Monday?
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P(one student born on a Monday) = 1/7

Each student is independent of each other student, so P(all 4 students born on a Monday) = 1/7^4 = 1 / 2401
by Level 13 User (103k points)

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