Multiple Choice
A limitation of the A-B-A and A-B-A-B single-case designs is that:
A) All participants experience the treatment phase
B) Some variables do not return to baseline levels when treatment is withdrawn
C) Demonstrating causality is difficult
D) Baseline phases must be longer than treatment phases
Correct Answer:

Verified
Correct Answer:
Verified
Q73: Which series seems indicative of no effect?
Q74: In single-case studies, visual inspection of data
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Q77: In quasi-experimental designs there are different criteria
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Q80: In single-subject research designs, the baseline phase
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Q82: Strong research designs infer causality _ quasi-experimental
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