Skipper does the laundry 25% of the time and washes dishes about 50% of the time. Barbie decides to start praising Skipper for doing the laundry. After that, Skipper begins to do the laundry about 75% of the time. Since that was successful, Barbie decides to try praising Skipper's dish washing, too. Soon, Skipper is washing the dishes 100% of the time. What experimental design was Barbie using?
A) A-B Design
B) Changing Criterion
C) Multiple Baseline
D) A-B-A-B Design

Question

Quizplus · Accepted Answer

The experimental design used in this scenario is multiple baseline, as Barbie is implementing the praise intervention at different times for laundry and dish washing tasks. This allows her to observe the effects of the intervention on each behavior separately, without introducing external factors that may influence both behaviors at once.

Skipper Does the Laundry 25% of the Time and Washes