The Questioned Documents Unit Examines What

question 27

Essay

The Questioned Documents Unit examines what?

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Definitions:

Dispersed

Spread out over a wide area; not concentrated in one place.

Grade Distribution

The spread of grades given for a specific academic assessment, typically shown as a frequency distribution.

Chebyshev's Theorem

A statistical rule that gives a minimum proportion of observations that fall within a specified number of standard deviations from the mean, for any distribution.

Empirical Rule

A statistical rule stating that for a normal distribution, nearly all data will fall within three standard deviations of the mean.