By RAFAŁ WAŚKO (Predictive Solutions) The main idea of regression is to predict the value of a dependent variable (otherwise known as predictor, explained variable) based on one or more independent variables (called predictors, explanatory variables). The simplest...
By RAFAŁ WAŚKO (Predictive Solutions) Researching customer satisfaction and loyalty is currently an inseparable part of running a business that is focused on developing and building their advantage over competitors. Currently, the standard in this respect is the NPS...
By RAFAŁ WAŚKO (Predictive Solutions) Column and bar charts have long been some of the most popular ways to visualize data. Before you decide to use any of them, it’s worth taking a closer look at them. COLUMN AND BAR CHARTS Column and bar charts are one of the...
By JOANNA SARATA (Predictive Solutions) WHEN IT COMES TO CHARTS ‘LESS’ IS NOT NECESSARILY BETTER AND ‘MORE’ CAN OFTEN LEAD TO MORE FUNCTIONAL DATA VISUALISATION. I am not advocating a revolution in chart architecture but encourage you to ponder a more effective use of...
By PRZEMYSŁAW SOLECKI (Predictive Solutions) A scatterplot, or scatter graph, is a popular diagnostic tool for associations between quantitative variables. It is invaluable in correlation analysis for readily assessing the nature and the shape of the relationship...
By (Predictive Solutions) This procedure is intended to make life easier for those who work on large datasets and want to use regression models. Automatic linear models lack many advanced settings and options for model exploration that can be found in other regression...
