Dr Henry Is Interested in Conducting a Key Informant Survey

question 9

Multiple Choice

Dr. Henry is interested in conducting a key informant survey of all those knowledgable of criminal justice policies in his community. According to your text, what type of sampling method would he most likely use?

• A) availability sampling
• B) quota sampling
• C) multistage cluster sampling
• D) purposive sampling

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Definitions:

XIO

Represents an "Examine if Open" instruction in ladder logic programming, used to check if a specified condition, such as a switch being open, is met.

NC Limit Switch

A normally closed limit switch designed to maintain contact until it is activated or triggered by the movement of a machine part, then interrupting the circuit.

NO Limit Switch

An electromechanical device that uses a normally open (NO) configuration to detect the presence or absence of an object when the object interacts with the actuator.

XIO

This refers to "Examine If Open," a programming instruction used in ladder logic for programmable logic controllers (PLCs) to check if a condition is not true.