Statistica - ENG

STATISTICS
Dott. Paolo Chirico

Course Code:
Subject code: SECS-S/01
8 ECTS – 64 hours
Location: Casale Monferrato

Educational aims
The goal of the course is to introduce some basic techniques of univariate and bivariate data analysis and some elements of inferential statistics.


Content of the course
Part I – Univariate descriptive statistics
The population and the variables.Frequency distributions and graphics.
Analysis of quantitative variables: the cumulative distribution functions and the quantiles. Measures of the central tendency and variability. The study of concentration.
Analysis of qualitative variables: the heterogeneity.

Part II – Bivariate descriptive statistics
The conjoint distributions and the conditional distributions.
The study of the dependence. The correlation and the linear correlation.
The linear regression. The OLS method. Goodness of fit.

Part III – Elements of Probability and Inference
The random experiments and the probability space. Probability measure on finite sample spaces. Conditional probability and independence. The random variables. Moments. Some useful probability distributions. Linear combination of random variables.
The populations and the samples. The point estimation and the confidence intervals. The Central Limit Theorem and its applications.


Prerequisites
Basic elements of mathematics and calculus.

Course Texts
G. Cicchitelli, Statistica: principi e metodi, Pearson Ed.

Teaching methods
Lectures and exercises. Some on-line supports are available on the web page of the course.

Examination
Written examination.