logo

Ask Questions, Get Answers

 
X
 Search
Want to ask us a question? Click here
Browse Questions
Ad
Home  >>  EAMCET  >>  Mathematics
0 votes

For a binomial variate X with $n=6,$ if $P(X=2)=9\;P(X=4),$ then its variance is :

\[\begin {array} {1 1} (a)\;\frac{8}{9} & \quad (b)\;\frac{1}{4} \\ (c)\;\frac{9}{8} & \quad (d)\;4 \end {array}\]
Can you answer this question?
 
 

1 Answer

0 votes
$(c)\;\frac{9}{8}$
answered Feb 27, 2014 by meena.p
 
Ask Question
student study plans
x
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App
...