Statistics in Psychology Using R and SPSS

Download or read book Statistics in Psychology Using R and SPSS written by Dieter Rasch and published by John Wiley & Sons. This book was released on 2011-12-12 with total page 565 pages. Available in PDF, EPUB and Kindle. Book excerpt: Statistics in Psychology covers all statistical methods needed in education and research in psychology. This book looks at research questions when planning data sampling, that is to design the intended study and to calculate the sample sizes in advance. In other words, no analysis applies if the minimum size is not determined in order to fulfil certain precision requirements. The book looks at the process of empirical research into the following seven stages: Formulation of the problem Stipulation of the precision requirements Selecting the statistical model for the planning and analysis The (optimal) design of the experiment or survey Performing the experiment or the survey Statistical analysis of the observed results Interpretation of the results.