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Brilliant_brown [7]
3 years ago
12

Let n be a positive integer. We sample n numbers a1, a2,..., an from the set {1,...,n} uniformly at random, with replacement. We

say that picks i and j with i < j are a match if ai = aj.
What is the expected total number of matches?

Mathematics
1 answer:
zepelin [54]3 years ago
4 0

Answer:

Step-by-step explanation:

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1 year ago
What times what equals 252
Dovator [93]
There are numerous factors of 252. The factors are 1 times 252, 2 times 126, 3 times 84, 4 times 63, 6 times 42, 7 times 36, 9 times 28, 12 times 21, and 14 times 18. Hope this helped :)!
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which cost more. 8 printers priced at $145 per printer or 3 laptop computer priced at $439 per computer? explain.
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