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)
Ashutosh singh
Please, only cover the topics specifically mentioned in JAM syllabus only. Do not over-read it..you must understand where you have to leave any particular topic.