See if you want to go for the Data Science then rather than going to Applied Mathematics, I would recommend you to go for BSc Statistics Program. This program will give you a edge towards the date science and also you will get the flavor of mathematics in it as well. So if you want to study a subject relevant to your Data Science studying dream then I would recommend you to go for BSc Statistics program with Mathematics and Computer Science as Generic electives.

To know more about Statistics visit the link below:

https://www.careers360.com/courses/statistics-course

To know more about Data Science visit the link below:

https://www.careers360.com/courses/data-science-course

I hope this answer helps. All the very best for your future endeavors!