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)
Gattu uday
Yeah if you prepare deeply well and good, Eduncle books are more than enough ..Try to buy Eduncle material as early as possible