Which Experimental Design Means That Two Groups of Test Units

question 113

Multiple Choice

Which experimental design means that two groups of test units were randomly assigned to two different treatment groups at the same time,and the dependent variable was measured in the two groups simultaneously?

• A)R X₁ O₁ R X₂ O₂
• B)R X₁ O₁ O₂ X₂ O₂
• C)X O₁ O₂ X O₁ O₂
• D)R X₁ O₁ R X₁ O₁

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Definitions:

Object-oriented Design

A programming philosophy based on the concept of "objects," which are data structures encapsulating data and functions.

Verbs

Words that express actions or states of being.

Objects

Instances of classes that encapsulate data and functionality, acting as the basic building blocks of object-oriented programming.

Class ActionListener

An interface in Java that listens for action events, such as button presses, allowing classes to react to user interactions.