engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Mathematics Probability Binomial Distribution
The mean and variance of a binomial distribution are 8 and 4 respectively, then p(x = 1) is equal to-
1
\(\frac {1}{2^{12}}\)
2
\(\frac {1}{2^{4}}\)
3
\(\frac {1}{2^{6}}\)
4
\(\frac {1}{2^{8}}\)