Fayyad Et Al

question 45

Short Answer

Fayyad et al. (1996) defined ________ in databases as a process of using data mining methods to find useful information and patterns in the data.

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Definitions:

Ranges

The difference between the maximum and minimum values in a data set, indicating the spread of values.

Coefficient of Variation

A standardized measure of dispersion of a probability distribution or frequency distribution, calculated as the ratio of the standard deviation to the mean.

Range

The difference between the largest and smallest values in a data set.

Coefficient of Variation

A standardized measure of dispersion of a probability distribution or frequency distribution, expressed as a percentage of the mean.