A Researcher Is Examining the Relation Between Patrol Location (More

question 87

Multiple Choice

A researcher is examining the relation between patrol location (more affluent vs.less affluent neighborhoods) and amount of training (5 weeks, 10 weeks, or 15 weeks) to police job performance in a small town.The researcher finds a significant interaction in that the strength of the effect of training varies depending on patrol location; however, the direction of the effect does not change.This type of effect is a:

• A) quantitative interaction.
• B) qualitative interaction.
• C) main effect.
• D) marginal means.

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Definitions:

Optional

A container object used to contain not-null objects, providing a means to express optional values in Java.

Interface

An interface in programming defines a contract or a set of methods that can be implemented by a class.

DisplayList

A method or procedure in programming that outputs the elements of a list to a display interface, such as a console or graphical user interface.

Iterator

An object that enables traversing through the elements of a collection or an array sequentially without exposing its underlying representation.