Which Experimental Design Has the Following Symbols: O₁ O₂ O₃

question 3

Multiple Choice

Which experimental design has the following symbols: O₁ O₂ O₃ X O₄ O₅ O₆?

• A) Static group design
• B) After-only design
• C) Time series design
• D) Pretest-posttest control group design

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