Career Change from Sales to Analytics


I have Done my BE in electrical & MBA in Marketing in JJune 2014. I am working the sales profession in electricla switch gear industry. I want to change my career from sales professional to Analytics field. More over i am intrested in Market Research.
Can you help me to give the guidance for the career change also tell me that whether it is good decision for the change in career.

Also I want start in to analytics, so which things i can do to get some basic information & Knowledge for the same. Like i have started referring the books of Statistics & Research Methodology. Can you tell me the best source where i can start my learning of stat & research.