Re: Gokhale sample paper 3 discussion

Posted by The Villain on Jun 07, 2014; 8:10am
URL: http://discussion-forum.276.s1.nabble.com/Gokhale-sample-paper-3-discussion-tp7591759p7591764.html

@ neha
yup i'm 100% sure abt 26

15 we know Cove=rho x*rho y/sd x *sd y
                       =0                               (as rho x=-1 and y is zero)

6. 2 books and 3 other books can be arranged in 5! ways

9..In circular prob total no of ways is n-1!
5 men can be arranged in 4! ways..now 3 women can be seated in 5P3 ways
so (5p3*4!)/7!=2/7