(Scenario II) Suppose the Authors of the Study Described in Scenario

question 141

Multiple Choice

(Scenario II) Suppose the authors of the study described in Scenario II had categorized children into high-ADHD, low-ADHD, and no-ADHD groups. Children were also categorized has having TD or not having TD. This design can be expressed as:

• A) 2 × 2.
• B) 3 × 3.
• C) 3 × 2.
• D) 3 × 4.