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Practical Applications of Data Mining
book

Practical Applications of Data Mining

by Sang C. Suh
January 2011
Intermediate to advanced
420 pages
12h 32m
English
Jones & Bartlett Learning
Content preview from Practical Applications of Data Mining
164 Chapter 4 StatiStiCS for Data Mining
count() from RmSale where tax)/(select count() from RmSale,” which retrieve the
expected frequencies in Table 4.13. Finally, the c
2
-based query retrieves the
total cell contribution of 49.66 from Table 4.14. The functions and operators
used, such as count(), multiplication, and division retrieve arrays, and c
2
()
retrieves the cumulative cell contributions.
4.7 lInear regressIon
The linear regression approach is used to fit a linear relationship between
one variable, called the dependent variable, and one or more other variables,
called the independent variable(s). Regression analysis is ...
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Publisher Resources

ISBN: 9780763785871