A fair coin is tossed untill head appears for the first time. What is probability that the number of tosses required is odd?
71331
A fair coin is tossed until a head comes up for the first time. The probability of this happening on an odd number toss is?
43507
What is the probability that three heads occur before three tails?
53631
Probability question (Birthday problem)
79546
Puzzle about technique of fair using of unfair coin
144454
What is the probability of a coin landing tails 7 times in a row in a series of 150 coin flips?
57100
Probability and expectancy problem
7845
What are the odd of a single coin toss after many consecutive ones?
132134
If nine coins are tossed, what is the probability that the number of heads is even?
43737
Odds of one person getting more odd numbers on a die than another
127311
Challenging probability problem
109941
What happens if I toss a coin with decreasing probability to get a head?
116626
How to choose between an odd number of options with a fair coin
112710
Expected Number of coin flips for 2 consecutive heads for first time.
40439
about a difficult and weird Probability question
137082
How many throws of a die until every possible result is obtained?
86257
Two players alternately flip a coin; what is the probability of winning by getting a head?
84632
Variance of number of tails in a coin-toss experiment