Rank Correlation and Lines of Regression (Statistics for Psychologists)

Some gossips about mathematicians and a special case of correlation coefficient. We also look at what’s regression, how to apply.

Measures of Dispersion – 2 (Statistics for Psychologists)

Standard Deviation If is the frequency distribution, then standard deviation, denoted by Greek letter σ (sigma) is given by where is the arithmetic mean of the distribution and ∑f =N . Mean Deviation Standard Deviation Uses absolute value to assure that final result is positive Squares to make all values positive, then takes positive square…

Statistics for Psychologists: Prerequisites

This article lists prerequisites for the Notes on Statistics series which will be posted in coming days. Prescribed textbook in most of the Indian Universities is Fundamentals of Mathematical Statistics by Gupta and Kapoor by S. Chand Publishers. You can either buy a copy or download PDF from an external website. Please note that downloading…