This is an introductory text book for students taking statistics as a subsidiary to one of the sciences. The emphasis is on the concepts and assumptions underlying the various statistical methods used to analyze data gathered in surveys and experiments. The author has kept complex mathematical theory and notation to a minimum. Fully explained worked examples using "people" data from a variety of fields allows the student to see how statistics are used. Worksheets at the end of each chapter can then be used to test understanding. The main feature of this new edition is a substantial addition...