If Unsure How "Smart" a Metasearch Engine Is, Use Only

question 77

Short Answer

If unsure how "smart" a metasearch engine is, use only ___________________ searches.

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Definitions:

Variance

A measure of the dispersion or spread of a set of data points, calculated as the average of the squared deviations from the mean.

Mean

A measure of central tendency that is calculated by adding up all the values in a set and then dividing by the number of values.

Standard Deviation

An appraisal of the diversity or spread level exhibited by a collection of figures.

Normally Distributed

Refers to a probability distribution which is evenly shaped around the mean, indicating that occurrences of data close to the mean are more common than occurrences of data distant from the mean.