Request a call back

Find the probability of success p for a binomial distribution, if n = 6 and 4 × P(X=4) = P(X=2)

Asked by 1999shaileshraj | 22 Feb, 2020, 11:50: AM
Find the probability of success p for a binomial distribution, if n = 6 and 4 × P(X=4) = P(X=2)

4 × P(X=4) = P(X=2)
46C4 p4q2 = 6C2 p2q4
46C2 p4q2 = 6C2 p2q4
4p2 = q2
2p = q
Also we know that p + q = 1
2p + p = 1
3p = 1
p = 1/3
Answered by Sneha shidid | 24 Feb, 2020, 09:59: AM

## Concept Videos

CBSE 12-science - Maths
Asked by 1999shaileshraj | 22 Feb, 2020, 11:50: AM
CBSE 12-science - Maths
Asked by lovemaan5500 | 08 Oct, 2019, 09:44: PM
CBSE 12-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
CBSE 12-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
CBSE 12-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
CBSE 12-science - Maths
Asked by Topperlearning User | 14 Aug, 2014, 12:08: PM
CBSE 12-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM