Descriptive Statistics and the Least Square Method

This book is designed as an advanced guide for mathematical methods in the science. It covers many topics of practical Descriptive Statistics applied in the science: frequency tables for ungrouped and grouped data, position statisticians: arithmetic mean, median, mode, quartile and decile, dispersion statisticians: variance, standard deviation, variation coefficient and average deviation, statistician tables and resume, histograms and frequency polygons, Chebishev Theorem and Slant, the method of the least square method for a polynomial fit (regression analysis), etc. It is included the deduction of many formulas in order to clear the concepts of the Descriptive Statistics applied in Science. It is hoped that this book fills all needs of the students to get the fundaments of the Descriptive Statistics and to achieve the interest and motivation of the students for this topic.