Przemysław Solecki - articles
SHOPPING FOR A MOUNTAIN TRIP: ANALYSIS OF MULTIPLE RESPONSE SETS
Multiple response sets often form the basis for further detailed questions about opinions on selected products.
Multidimensional scaling in brand positioning
Positioning a product in the context of the competition, or the identification of a product’s features and attributes are often key issues facing marketing, promotion, and product...
Consumer shopping value analysis using Regression Trees. Part 2
Regression trees are a very interesting data analysis technique commonly used in tasks related to poststratification, forecasting, and segmentation.
Consumer shopping value analysis using Regression Trees. Part 1
How can we estimate the potential value of consumer shopping, predict the behavior of a visitor to our website, or reduce the risk of credit losses?
When analysing data on migration, transport, international trade, or traffic on a website, you are often faced with the problem of visualising the flow between the analysed units.
Word Cloud: An extraordinary visualisation from an ordinary table
Frequency, group structure, or percentage share analysis is one of the first tasks of an analyst.
Correspondence analysis: Calculating distances in a table
Correspondence analysis is one of the most convenient and popular exploratory techniques in data analysis.