Accounting & Commerce

Kindly visit the link mentioned below:
https://www.shiksha.com/college/international-college-of-financial-planning-delhi-bahadur-shah-zafar-marg-27983

Please clarify your question. Why do you want to change your stream if you have already planned to pursue UG in commerce?

There are several courses which you can do along with your B.Com but before you decide upon any course you should know what are your interests and career aspirations. The choices can be in the field of accounts (like CA, ICWA or CS), or you can opt for short term IT Courses, (Like SAP, 3D Animation

If you are interested in commerce then you go ahead with it because you can give your best in a field in which you are interested. You can go for B.Com/ M.Com and then a PhD for an academic career.Log in to some good colleges like RV, LPU, JAMIA etc

2 passes at GCE A Level / Cambridge Overseas Higher School Certificate [grades A-E] PLUS 3 passes at GCE O Level / Cambridge Overseas School Certificate [grades 1-6] (in 5 separate subjects including English and Mathematics)

Please see: https://goo.gl/DzYgWE

1 B.B.A. in Airport Management.
2 Diploma in Airport Management.
3 Commercial Pilot training.
4 Diploma in Ground Staff and Cabin Crew training.
5 Diploma in Aviation Hospitality.
6 Aeronautical Engineering.
7 B.Sc.
8 Diploma in Airfare and Ticketing Management.

You haven't mentioned that for which particular university you want to know the eligibility criteria, as different university have different criteria.
However, in general the eligibility for M.sc (Statistics) is such that "Candidate must have passed B.A. (Honours)/B.sc (Honours) in Statistics or Math