Video Academy | Socio-Economic Area
The statistical analysis techniques presented in these videos are applicable to all subject areas, specifically focusing onexamplesof typesocial,economicAnddemographic.
How to prepare data for a questionnaire
Data preparation is often one of the longest phases of an analysis (70-80% of the entire journey)
In this video we show some of themain techniquesstatistics to transform data from a questionnaire so that they can be used for the actual analysis phase.
We will see thesimplicityand thespeedof using Statistics for Data Analysis powered by SPSS, an intuitive solution suitable for everyone.
The main techniques ofdata preparation:
Calculation between variables
Practical examplewith Statistics for Data Analysis
See the features of the Data Preparation module
Principal component analysis
You need toto extractcertain characteristics or ofreduceyour sample size?
By watching this video, you will have the opportunity to see how it is possible with the technique ofPrincipal Components (PCA), which helpsidentifypatterns in the data based on thecorrelationbetween features.
This way, with a smaller size, it will be easier for youindividuatetrends,modelse outliersin the data.
Theoryof the PCA
Examplepractical on amarket analysis
Surveys on local economies and the labor market with Statistics for Data Analysis
Today organs edentitiesas the Chambers of Commerce are among themain disseminators of economic-statistical dataof local economies.
The webinar shows:investigationsonstatisticsAndtrendof the economic situation and of the birth-death rate of the enterprises of a territory, surveys on the employment of recent graduates according to the main socio-economic variables of the territory, assessment of the demand for work and of the professional and training needs expressed by the enterprises.