GO Electrical
0 votes

A fair coin is tossed till a head appears for the first ime. The probability that the number of required tosses is odd, is

  1. $1/3$
  2. $1/2$
  3. $2/3$
  4. $3/4$
in new by (1.4k points)
recategorized 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.

847 questions
37 answers
26,084 users