ISBN-13: 9780805839784 / Angielski / Twarda / 2001 / 880 str.
ISBN-13: 9780805839784 / Angielski / Twarda / 2001 / 880 str.
Established researchers and first-year graduate psychology students, virtually all of whom are required to take two or three quarters of statistics. This book's goal is to help students develop skills of scientific inferences. To accomplish this, the author has developed the experimental pyramid which summarizes the philosophy of the book. Containing six levels, the pyramid portrays a hierarchy of considerations involved in empirical investigation. Unlike most texts, this one does not place the usual emphasis on null hypothesis testing and it de-emphasizes computational formulas to invest more time on fostering an understanding of what the statistics are supposed to do. The first 12 chapters present a core intended for the first-year graduate student. To facilitate conceptual and empirical understanding, far fewer formulas are presented than in other texts. The book offers a heavy emphasis on confidence intervals and separate chapters on confounding and single subject design. The last nine chapters serve as a reference handbook by focusing on specialized topics including within-versus-between design, Latin squares, multiple regression, analysis of covariance, quasi-experimental d