PROHIE
The mean and variance of binomial
probability distribution are 6 and 4
respectively
. Number of trials

1 thought on “PROHIE<br />The mean and variance of binomial<br />probability distribution are 6 and 4<br />respectively<br />. Number of trials”

1. Answer:

   What’s your doubt?

   Maths

   Bookmark

   The mean and variance of Binomial Distribution are 6, 4. Then the parameters of the distribution are

   share

   Share

   Answer

   Correct option is

   D

   18,

   3

   1

   Mean =np

   =6

   Variance =np(1−p)

   =4

   Therefore 4=6(1−p)

   1−p=

   3

   2

   p=

   3

   1

   Therefore

   n=6(3)

   =18

   Reply