this book, which includes topics aspire to learn who want to use statistics, which has become at the present time a necessity for the countries' progress because of the close link between the statistics and planning, development and other sciences. One which tracks the science of statistics and its definitions confirmed his conclusion that the statistics is an instrument containing many methods that are used in the data collection, tabulation, presentation along with the study and analysis of the problems in the sectors of the state and the various fields of life {Financial, commercial, demographic, economic, agricultural, health, environmental, social, educational, sports, geographical, geological, industrial, engineering, petroleum, construction and others} and interpret and predicted for it. In addition to make various statistics concerning the income and wealth of manpower and machinery, births, deaths and productive plants, agricultural crops, cultivated areas and other which are considered a material of the successful planning, in that they contribute to making the country at the level of developed countries. This book aims to consolidate the clarification of learning the simple statistical tools and how to use and employ them in applied and practical fields.
أ.د. عمر عبدالمحسن علي القيسي | Prof. Dr. Omar Abdulmohsin Ali | 18775