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Business intelligence (BI) leverages data analysis to form actionable insights that inform an organization’s strategic and tactical business decisions. DataMining. In practical applications, datamining is also used to mine the past and predict the future. Free Download. Various templates.
For this demo we’ll use the freely available Statlog (German Credit Data) Data Set, which can be downloaded from Kaggle. The majority of the attributes in this data set are categorical, and they are symbolically encoded. Conference on KnowledgeDiscovery and DataMining, pp. Guestrin, C.,
For instance, when running an experiment, we would want to know the change in downloads per user session on our music site as a fraction of current downloads per session (this is just the percent change in downloads). Effect fraction” isn’t a standard term but I find it useful to distinguish the concept from “effect size”.
Or perhaps the kinds of music requested from an online music service vary a lot with hour of day, in which case the average number of songs downloaded per user session might vary greatly too. Let the outcome variable $Y_i$ represent the number of songs downloaded in a user session $i$, assuming each user session is independent.
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