GO Electrical
0 votes

Suppose the probability that a coin toss shows "head" is $p$, where $0<p<1$. The coin is tossed repeatedly until the first "head" appears. The expected number of tosses required is

  1. $p/\left ( 1-p \right )$
  2. $\left ( 1-p \right )/p$
  3. $1/p$
  4. $1/p^{2}$
in new by (7.8k points)
retagged by

Please log in or register to answer this question.

Welcome to GATE Overflow, Electrical, where you can ask questions and receive answers from other members of the community.
979 questions
72 answers
28,063 users