Multiple Choice
In unsupervised data mining ________.
A) analysts do not create a model or hypothesis before running the analysis
B) analysts apply statistical techniques to data to estimate parameters of a model
C) analysts use tools such as regression analysis
D) analysts fit data to suggested hypotheses
Correct Answer:
Verified
Correct Answer:
Verified
Q16: _ is information containing patterns,relationships,and trends.<br>A) Technical
Q17: Data from social networking and user-generated content
Q18: Which of the following is a common
Q20: Expert systems encapsulate the knowledge of human
Q22: A petabyte consists of _ bytes.<br>A) 10⁹<br>B)
Q23: Problematic data are termed as _.<br>A) rough
Q24: A _ is a company that obtains
Q25: A type written page is about 2
Q26: Data-mining systems integrate data from multiple sources,processing
Q86: Data marts are usually larger than data