A single-case or small-n design in which the effect of introducing the independent variable is assessed over multiple participants,behaviors,or situations is a(n)_____ design.
A)ABAB
B)multiple-baseline
C)ABA
D)posttest only

Question

Quizplus · Accepted Answer

A multiple-baseline design involves introducing the independent variable across multiple participants, behaviors, or situations in a staggered or sequential manner. This design is useful when it is not ethical or practical to withdraw treatment, as in an ABAB design. It allows for multiple data points to be collected and facilitates the assessment of the generalization of treatment effects across participants or situations. The other options listed (ABAB, ABA, and posttest only) assess the effect of introducing the independent variable on a single participant or group at a time.

A Single-Case or Small-N Design in Which the Effect of Introducing