Kellett and Beall (1997) were treating a woman with suffering ...

[penza]

Kellett and Beall (1997) were treating a woman with suffering from posttraumatic stress disorder (PTSD) after an automobile accident.
 
  They obtained baseline measurements on frequency of nightmares, intensity of nightmares, and time to recover from a nightmare. They treated the woman, then obtained measurements of the same variables. This design illustrates
  a. an ABABAB design.
  b. a retrospective design.
  c. a withdrawal design.
  d. a multiple baseline study.

Question 2

If a researcher doing single-subject research wants to investigate several different behaviors, the design would be called
 
  a. a retrospective study.
  b. a case study.
  c. a multiple baseline study.
  d. an N of 1 randomized clinical trial.

[parker125]

Answer to Question 1

d

Answer to Question 2

c