Which of the Following Is True of Unsupervised Data Mining

question 26

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) Neural networks are a popular unsupervised data mining application.
• C) Unsupervised data mining requires tools such as regression analysis.
• D) Unsupervised data mining requires analysts to fit data to suggested hypotheses.

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Definitions:

Real GDP

Gross Domestic Product adjusted for inflation, providing a more accurate representation of the economy's size and how it's growing over time.

Net Exports

The value of a country's total exports minus the value of its total imports, indicating whether a country has a trade surplus or deficit.

Government Purchases

Expenditures made by the government for goods and services that directly satisfy human wants or needs or are used in the production of other goods.

GDP Deflator

A measure used to adjust the gross domestic product (GDP) for inflation by dividing the nominal GDP by the real GDP and then multiplying by 100.