Book Index Range
|Contact| |Front page| |Contents| |Up|
Copyright © 1996-2018 Alexander Bogomolny
Let rn(p) be the sought expectation. We shall show that
(1) | rn(p) = p + (n - 1)p(1 - p) |
by induction on n.
When n = 1, (1) becomes r1(p) = p, which is clearly true.
Suppose n > 1 and assume (1) holds for rn-1(p), which is the expected number of ranges for an
|
References
- G. G. Chappell, A Quicky, Math Magazine, Vol. 72, No. 4, October 1999, Q893 (p. 326), A893 (p. 331).
|Contact| |Front page| |Contents| |Up|
Copyright © 1996-2018 Alexander Bogomolny
71491680