Which Experimental Design Means That Two Groups of Test Units

question 43

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:

Highway Tunnel

A type of road passage that runs underneath an obstacle or terrain feature, such as a mountain, water body, or city.

Process-oriented Layout

A workplace arrangement where equipment and workstations are organized according to the sequence of operations for producing goods or delivering services.

Equipment Assignments

The allocation of specific machinery or tools to designated operations or tasks within a production or work process.