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Synopsis Statistical techniques re being increasingly used as a tool for research and interpretation of data in all branches of knowledge, particularly in library. Statistical techniques helps one to draw conclusions about the world around us from quantitative, but limited and more or less imperfect observations. This book explains the principle techniques used by librarians for arriving at their conclusions and for making decisions in the fare of the inevitable uncertainty that surrounds their observations. This book has been written, keeping in mind, the urgent need of library students of B. Lib. Sc,. M. Phil. and Ph. D., who require to analyses their data at on stage or the other It was thought to give basic understanding of statistical techniques and it's applications. This book
deals with collection of data, presentation of data central tendency, variability, correlations, regressions, significant differences between means, non-parametric methods, etc. full care has been taken to make minimum use of the
mathematical sysmbols.