Campionamento
Statistic Glossary
http://www.stats.gla.ac.uk/steps/glossary/sampling.html
Glossary and sampling of quantitative research
http://www.audiencedialogue.net/gloss-quant.html
Statistic Glossary
http://www.stats.gla.ac.uk/steps/glossary/sampling.html
Glossary and sampling of quantitative research
http://www.audiencedialogue.net/gloss-quant.html