(→Part(a)) |
(→Part(a)) |
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| Line 9: | Line 9: | ||
Recall geometric series: | Recall geometric series: | ||
| − | + | <math> \sum_{\imath=0}^{\infty} x^{\imath}= \frac{1}{1-x}</math> | |
for |x| < 1 | for |x| < 1 | ||
Revision as of 17:05, 9 September 2008
Part(a)
Show that P(B) > P(C) > P(T) > P(A):
- P(H) = p , 0 < p < 1
$ P(B) = p + p(1-p)^4 + p(1-p)^8 + \dots + p(1-p)^{4(n-1)} $
Recall geometric series:
$ \sum_{\imath=0}^{\infty} x^{\imath}= \frac{1}{1-x} $
for |x| < 1
