1. Let Yn denote the nth order statistic of a random sample of size n from a distribution of the continuous type. Find the smallest value of n for which the inequality P(ξ0.9n) ≥ 0.75 is true.
2. Let Y12345denote the order statistics of a random sample of size 5 from a distribution of the continuous type. Compute:
(a) P(Y10.55).
(b) P(Y10.253).
(c) P(Y40.805).
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