Which of the Following Is True of Unsupervised Data Mining

question 76

Multiple Choice

Which of the following is true of unsupervised data mining?

• A)Analysts apply data mining techniques to the data and observe the results.
• B)Analysts apply statistical techniques to data to estimate parameters of a model.
• C)Analysts use tools such as regression analysis.
• D)Data miners develop a model prior to the analysis.

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Definitions:

SST

Sum of Squares Total, a measure used in statistical analysis that quantifies the total variation within a dataset.

Independent Variable

In an experimental setup, it's the factor that is intentionally manipulated to measure its impact on the dependent variable.

Multiple Regression Model

An analytical approach that connects a dependent variable with two or more independent variables.

Multiple Regression Analysis

A statistical technique that models the relationship between a dependent variable and two or more independent variables by fitting a linear equation to observed data.