This unique review book uses simple, step-by-step, easy to understand arithmetic to illustrate and explain the following statistical concepts: average, standard deviation, frequency, assumed average, grouped data, frequency distribution, permutations and combinations, binomial distribution, normal distribution, Poisson distribution, sampling theory, difference between two means, analysis of variance, coefficient of correlation chi square test, linear regression, and index numbers. For students, teachers, professors, researchers, data analysts and the interested layperson, this is a vital supplement to the statistical text and reference books that they may currently be using or plan to use.

Richie Herink, Ed.D., Ph.D.
Ridgewood, New Jersey