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)
Deb dulal halder Halder
remember the names. read from secondary sources. no need to read individual texts of butler
which works to read mainly from secondary sources
you can read from any book such as by Raman Selden