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)
Deepak singh 1
Refer attachment option b is correct
sir , i can't understand how the last line came
see ,
feel free to ask again ..and mark the steps that u didn't understand..