DATABASE FUNDAMENTALS
DATA WAREHOUSING AND DATA MINING
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Classification
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Prediction
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Clustering
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Association rules
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Detailed explanation-1: -It includes various tasks such as classification, clustering, discrimination, characterization, association, and evolution analysis.
Detailed explanation-2: -Association Rule Discovery (Unsupervised) Produce dependency rules which will predict the occurrence of an item based on occurrences of other items.
Detailed explanation-3: -Clustering is used to identify data objects that are similar to one another. The similarity can be decided based on a number of factors like purchase behavior, responsiveness to certain actions, geographical locations and so on.
Detailed explanation-4: -Predictive data mining involves using some variables or fields in the data set to predict unknown or future values of other variables of interest, and produces the model of the system described by the given data set.