Larry Christensen's "Experimental Methodology", Tenth Edition, is a reader-friendly introduction to the basic principles of experimental psychological research. The text provides instruction in experimental research as well as non-experimental approaches such as ex-post facto research, correlational research, and survey research. Also included are qualitative research approaches such as ethnography and phenomenology. Features that facilitate student learning include chapter-opening vignettes that show the relevance of psychological research, study questions within each chapter, and end-of-chapter challenge questions. A short practice exam also is included at the end of each chapter to help students assess their comprehension. A student website includes additional practice exam questions, as well as web links and other study tools.Christensen, Larry B. is the author of 'Experimental Methodology ', published 2006 under ISBN 9780205484737 and ISBN 0205484735.