A Firm Would Use Data Mining If It Wanted to

question 33

Multiple Choice

A firm would use data mining if it wanted to

• A) store copies of crucial data in several different locations to protect against its loss during disasters such as earthquakes, floods, or terrorist attacks.
• B) protect its data from unauthorized outsiders.
• C) increase the rate at which information flows through a firm's intranet.
• D) discover hidden relationships among the data it accumulates.

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Definitions:

Confidence Interval

An array of values, produced from sample statistics, that has the potential to include the value of an undetermined population characteristic.

Sample Size

The number of individuals or observations included in a statistical sample.

Standard Deviation

A gauge for the extent of fluctuation or divergence in a group of numbers.

Margin of Error

The amount of error that can be tolerated, often expressed as a percentage that indicates the range within which the true value is expected to lie with a certain level of confidence.