Which of the following statements is TRUE of unsupervised data mining?
A) Analysts apply unsupervised data mining techniques to estimate the parameters of a developed model.
B) Analysts create hypotheses only after performing an analysis.
C) Regression analysis is the most commonly used unsupervised data mining technique.
D) Data miners develop models prior to performing an analysis.

Question

Quizplus · Accepted Answer

In unsupervised data mining, analysts do not have a specific hypothesis to test and instead explore the data to find patterns and relationships. Therefore, they create hypotheses only after performing an analysis. Choice A is incorrect because unsupervised data mining is exploratory and does not involve developing a model beforehand. Choice C is incorrect because regression analysis is a supervised learning technique, and Choice D is incorrect for the same reason as Choice A.

Which of the Following Statements Is TRUE of Unsupervised Data