What Is the Reverse 911 Call Service

question 61

Multiple Choice

What is the reverse 911 call service?

• A)A system that allows 911 to call back callers who have hung up.
• B)A system that allows police to call citizens in a particular neighborhood with important information.
• C)A system that allows dispatchers to call a crime victims' family for assistance.
• D)A system that allows for patrol supervisors to monitor emergency calls

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Definitions:

Reliability Properties

The consistency and dependability of a measurement or assessment tool across different contexts and times.

True Scores

In psychometrics, the scores that would be obtained with no measurement error, representing the actual level of the attribute being measured.

Measuring Instrument

A device used for obtaining quantitative information about a physical quantity by comparing it to a standard or through calibration.

Coefficient Alpha

A measure of the internal consistency or reliability of a psychometric test score for a sample of examinees.