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Hiring the best candidate · Part 2 of 3
Candidates arrive in a random order and can be ranked against everyone seen so far. Each must be hired or rejected on the spot. The strategy is to reject the first k and then hire the first candidate better than all of them.
With 4 candidates, what is the probability of hiring the best under the best choice of k?
Answer with a number. Fractions, powers and expressions like 23/6 or C(52,5) are read correctly in practice.
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