Section 9(1)(d) in The Orissa Statistics and Economics Service Rules, 1979
(d)he must have-(i)at least a second class Master's Degree in statistics or any of the following subjects with statistics as a special paper from any University or Institution recognized by Government : Economics, Applied Economics, Mathematics; and(ii)such other general or special qualification, training or experience in any subject having a bearing on the processing and analysis of statistical data and economic intelligence as Government may specify.