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)
Tagore vamshi krishna arpula
solve previous year papers & solve the problems of the topics in which you are strong... Don't study anything new.. check the Syallabus from official website & prepare accordingly
thanks