- Docente: Michele Costa
- Credits: 6
- SSD: SECS-S/01
- Language: Italian
- Teaching Mode: Traditional lectures
- Campus: Bologna
- Corso: First cycle degree programme (L) in Statistical Sciences (cod. 8873)
Learning outcomes
By the end of the 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 variablity measures) - meausre the strength of the association between two characters observed on the same set of units.
Course contents
. 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
Office hours
See the website of Michele Costa