What is mean varince in cutt off ranks for jee councelling every year for 7 th round and 6th round

Thanks for the question

I have mentioned the closing and opening rank of various nit for the last rounds.

1

National Institute of Technology, Warangal

5

29270

2

National Institute of Technology, Tiruchirappalli

18

26489

3

National Institute of Technology, Surathkal

4

32588

4

National Institute of Technology, Calicut

11

29053

5

Motilal Nehru National Institute of Technology, Allahabad

4

28453

6

Visvesvaraya National Institute of Technology, Nagpur

14

32360

7

Sardar Vallabhbhai National Institute of Technology, Surat

13

55666

8

National Institute of Technology, Rourkela

15

71467

9

National Institute of Technology, Durgapur

69

45159

10

Maulana Azad National Institute of Technology, Bhopal

6

27275

All the best