The book provides many practical examples In all the chapter to help the reader understand the use of the concepts taught. There are adequate exercises at the end of each chapter with selected answers at the end of she textbook These exercises are meant to help the reader perform some essential drills. They are also deigned to develop the working skills and ability of the reader to apply statistical skills everyday life. The book is of great importance to economists. sociologists, geographers. and biologists,architects,Valuers and surveyors,medical practitioners, and many kinds of natural scientists.