Which of the Following Is True of Unsupervised Data Mining

question 72

Multiple Choice

Which of the following is true of unsupervised data mining?

• A)Analysts do not create a model or hypothesis before running the analysis.
• B)Data miners apply statistical techniques to data to estimate parameters of the model.
• C)Analysts use tools such as regression analysis.
• D)Analysts fit data to suggested hypotheses.

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Definitions:

Profits

The financial gain achieved when the revenue generated from a business activity exceeds the expenses, costs, and taxes needed to sustain the activity.

GDP

Gross Domestic Product, the total monetary or market value of all the finished goods and services produced within a country's borders in a specific time period, acting as a broad indicator of economic activity.

Sales Opportunity

A potential revenue-generating event, or lead, that has been identified as having a significant probability of becoming an actual sale.

Recession

A significant decline in economic activity across the economy, lasting longer than a few months.