79221 - STATISTICS I

Scheda insegnamento

Anno Accademico 2019/2020

Conoscenze e abilità da conseguire

By the end of the course module the student should know the basic themes of statistics either from a methodological and an applied perspective. In particular, the student should be able to: - summarize statistical data using distributions and graphs - select and compute the most appropriate summary statistics (mean values and variability measures) - measure the strength of the association between two characters observed on the same set of units.

Programma/Contenuti

During the course the following topics will be addressed 

·  Statistical units and variables

·  The concept of natural variation

·  Quantitative and qualitative data

·  Observed and relative frequencies

·  Statistical distributions

·  Mean values (mode, median, quantiles, arithmetic, harmonic, geometric, quadratic mean)

·   Variability measures (range, interquartile range, deviance, variance, standard deviation, coefficient of variability, Gini's ratio)

·  Graphical representations of data

·  Relationship between two characters

·   measure of independence and its standardized forms

·  Simple linear regression and correlation; R2

Testi/Bibliografia

Handnotes on IOL

Making sense of data through statistics, Dorit Nevo, Legerity press

Metodi didattici

Lessons and tutorials

Modalità di verifica dell'apprendimento

Written exam

Strumenti a supporto della didattica

Tutorials and practicals

Orario di ricevimento

Consulta il sito web di Angela Montanari