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Basic & Business Course in Statistics II or simply BBC STAT II includes theoretical and applied topics in statistics that are of interest to students in all educational fields, such as business, economics, finance, and management. This book provides students with an excellent feedback to choose the convenient hypothesis test and estimation for population parameters and population variances. It also provides them with essential techniques to us...

Basic Business Course in Statistics or simply BBCS includes theoretical and applied topics in statistics that are of interest to students in all educational fields, such as business, economics, finance, management and even IT. The first part of this book provides students with good knowledge about descriptive statistics, measures of dispersion, basic rules of probabilities, special probability distribution such as binomial distribution, hyperg...

A key contribution of this research was to define probability as " the mystery of mathematics", or "the existence of non existing theory". This study analyzed some hypothesis on the difficulties facing the teaching of probabilities , and found how models of probability were useful to solve any confusion. This was clarified by formulating questions that were addressed with data, collect, organize, and display relevant data to answer them . This...