A multiple-baseline design requires that
A. the baselines are of differing length.
B. all of the interventions start at the same time.
C. more than one target problem must be measured.
D. more than one measurement instrument must be used.
Answer:C
A multiple-baseline design requires that
A. the baselines are of differing length. B. all of the interventions start at the same time. C. more than one target problem must be measured. D. more than one measurement instrument must be used.