The Central Statistical Organisation (CSO) is responsible for coordination of statistical activities in the country, evolving and maintaining statistical standards. Its activities include national income accounting, conduct of annual survey of industries, economic census and its follow up surveys, compilation f index of industrial production, as well as consumer prices indices for urban non-manual employees, human development statistics, gender statistics, imparting training in official statistics, five year plan relating to work development of statistics in the states and Union Territories, dissemination of statistical information, work relating to trade, energy, construction and environment statistics, revision of national industrial classification etc. It has a well equipped graphical unit. The CSO is headed by the Director-General who is assisted by 2 Additional Directors-General and 4 Deputy Directors-General, Directors & Joint Directors and other supporting staff. The CSO is located in Delhi. Some portion of industrial statistics work pertaining to annual survey of industrial statistics work pertaining to annual survey of industries is carried out in Kolkata.
Some competitive examinations allow the use of a calculator but may permit to use of only a calculator of the non-programmable type. Calculators that are NOT programmable: This is what a non-programmable calculator looks like. List of non-programmable calculators of some famous brands like Casio , Sharp , Texas Instruments , Hawlett Packard . Calculators that are programmable: Programmable calculators can automatically carry out a sequence of operations under the control of a stored program, much like a computer. Examples of the programmable calculator are at the top picture. These calculators runs on a Computer Algebra System (CAS). A CAS helps to make certain difficult algebraic functions automatic and less tedious. As you can see, these calculators also have graphing capabilities. A calculator with graphing capabilities is most likely to be programmable. The easy way to tell if the calculator has graphing capabilities is by looking at the larger screen than would