Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Alka gupta Best Answer
see...
mam how this red encircled part came i did not got pls once explain
mam this red one
total balls are 9 ....if we remove 3 red balls then remaining balls are 6 so probability no red ball is 6/9 now condison is apply without replacement....so when we drawn a ball then remaining balls are 5 so probability is 5/8