Multiple Groups Lassen (1973) Randomly Assigned Patients to Sit 3

question 32

Multiple Choice

Multiple Groups Lassen (1973) randomly assigned patients to sit 3, 6, or 9 feet away from a therapist and then had raters judge the patients' anxiety.Which design did she use?

• A)experimental group-control group
• B)multiple independent groups
• C)multiple matched groups
• D)two matched groups