The Process of Searching a Database for a Specific Piece

question 173

Multiple Choice

The process of searching a database for a specific piece of information, such as a birthday, for marketing purposes is:

• A)data mining.
• B)customer cluster analysis.
• C)data coding.
• D)trawling.

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Definitions:

Null Hypotheses

A hypothesis used in statistical testing that assumes no effect or no difference between treatments or groups.

Correction Factor

An adjustment applied to a calculation or a measurement to correct or compensate for a systematic bias or deviation.

Null Hypotheses

A statement suggesting that there is no significant effect or difference, and any observed deviation is due to chance.

Alternative Hypotheses

In statistical testing, these are hypotheses that suggest there is a difference or effect, in contrast to the null hypothesis, which suggests there is no effect.