Examples of Biometric Devices and Systems Include All of the Following

question 122

Multiple Choice

Examples of biometric devices and systems include all of the following except ____.

• A) fingerprint scanners and hand geometry systems
• B) face recognition systems and voice recognition systems
• C) signature verification systems and iris recognition systems
• D) personal identification numbers and password systems

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Definitions:

Type I Error

The mistake of rejecting a true null hypothesis, also known as a false positive.

Level of Significance

The threshold under which the null hypothesis is rejected in hypothesis testing, usually denoted by alpha.

Critical Value

A threshold or point on the test distribution that defines the boundary or limit for rejecting the null hypothesis in hypothesis testing.

Type II Error

A statistical error that occurs when a null hypothesis is not rejected when it is in fact false.