Question
Question: 100 identical coins, each with probability p of showing head are tossed and probability of getting ...
100 identical coins, each with probability p of showing head
are tossed and probability of getting 50 heads is equal to that
of 51 heads, then P =
A
50/101
B
51/100
C
½
D
51/101
Answer
51/101
Explanation
Solution
n = 100, (n+1)p = 51
p = 51/101