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)
Suresh khokhar
https://drive.google.com/file/d/1mTPwu3vBTV9CbESnUFeFNTfRzi6JQhpB/view?usp=drivesdk https://drive.google.com/file/d/116hmjm3ySqqVSCQQOmQMVKL85CN_fEdM/view?usp=drivesdk i send u two book links follow the book's and of every chapter there are lot of questions