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(n 5) persons are sitting in a row. Three of these are selected at random, the probability that no two of the selected persons
(n 5) persons are sitting in a row. Three of these are selected at random, the probability that no two of the selected persons are sit together, is - P " P (b) (c) (a) n-3 n-3, n-C "C (n-3) (n - 4) n(n 1) - (d) n-3, C "P
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Auditing a business risk appraoch
Authors: larry e. rittenberg, bradley j. schwieger, karla m. johnston
6th Edition
9780324645095, 324645090, 978-0324375589
