Which of the Following Is NOT True About Biometric Devices

question 31

Multiple Choice

Which of the following is NOT true about biometric devices?

• A) They are used for security.
• B) They consist of a reader or scanning device and software that converts the information into digital format.
• C) A common technique is to scan the retina or iris.
• D) All of the above are true.

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Definitions:

Mean

The average of a set of numbers, calculated by dividing the sum of these numbers by the count of the numbers in the set.

Binomial Distribution

A probability distribution that summarizes the likelihood that a value will take one of two independent states under a given number of trials.

Without Replacement

A sampling method where each selected unit or item is not returned to the pool of potential selections for subsequent draws.

Finite Population

A set of elements or observations that is fixed and countable, often contrasted with an infinite population in statistical analysis.