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)
Satpal singh
i think there is some bracket error in the question. so i have corrected the question according to me . according to new question options b ,c are true. which are in the options also if u feel any doubt regarding this you can ask