Descriptive and Inferential Statistics, is a book that is intended for university students of any college. You'll find theory as summaries, and exercises solved, on the following Descriptive Statistics, Confidence Intervals and Test Hypothesis for means, proportions and variances for one sample, Chi Square Test, Test Hypothesis for means, proportions and variances, for two or more samples, and Regression line. Statistical software such as SPSS, Minitab, programs have been used in the resolution of problems and in some cases have been resolved by using the Excel and also manually.
I am Mercedes Orús-Lacort, I am MSc in Mathematics from the Autonomous University of Barcelona since 1988. I have 12 years of experience in the IT sector, where I worked for the software development company Wolters Kluver (formerly A3 Software) from September 1988 to November 2000. From November 2000 I am working in Academic field as a Lecturer,