WAY OF STATISTICS WORKS

As it is such an important area of knowledge, it is definitely useful to have a fairly good idea about the way in which it
works, and this is exactly the purpose of this introductory course.
The following points indicate some of the main functions of this science:

•  Statistics assists in summarizing the larger set of data in a form that is easily understandable.
• Statistics assists in the efficient design of laboratory and field experiments as well as surveys.
• Statistics assists in a sound and effective planning in any field of inquiry.
• Statistics assists in drawing general conclusions and in making predictions of how much of a thing will happen under given conditions.

IMPORTANCE OF STATISTICS IN VARIOUS FIELDS:

As stated earlier, Statistics is a discipline that has finds application in the most diverse fields of activity. It is perhaps a
subject that should be used by everybody. Statistical techniques being powerful tools for analyzing numerical data are
used in almost every branch of learning. In all areas, statistical techniques are being increasingly used, and are
developing very rapidly.

•  A modern administrator whether in public or private sector leans on statistical data to provide a factual basis for decision.
• A politician uses statistics advantageously to lend support and credence to his arguments while elucidating the problems he handles.
• A businessman, an industrial and a research worker all employ statistical methods in their work. Banks, Insurance companies and Government all have their statistics departments.
• A social scientist uses statistical methods in various areas of socio-economic life a nation. It is sometimes said that “a social scientist without an adequate understanding of statistics, is often like the blind man groping in a dark room for a black cat that is not there”.