In your own words, discuss the reasons behind Data Analysis and Data Mining becoming more and more popular (almost to a degree of being a requirement for any mid/large size businesses). Give at least 3 reasons and explain them (please use numbering for your 3 reasons):
Assume, two attributes have a correlation of 0.02; what does this tell you about the relationship of the two attributes? Answer the same question assuming the correlation is -0.98.
Question 3 :
Give the definitions of
Training set and Test set:
Also, Explain the functionality of each one: