Author Question: Mary, who has trichotillomania (chronic hair pulling), is enrolled in a single-subject study using ... (Read 74 times)

azncindy619 · **on:** Jun 22, 2018

Mary, who has trichotillomania (chronic hair pulling), is enrolled in a single-subject study using an ABAB design to see if she pulls more hair while watching TV.

Mary watched TV during dinner for four weeks and pulled at least ten hairs a day for the four weeks. Then she left the TV off for four weeks and pulled only one hair per day for the four weeks. In the next step of this design, the experimenter should have Mary
a) get other subjects to follow the same procedure.
b) have her mother rate how much she eats.
c) turn the TV back on for four weeks.
d) change what she eats during dinner.

Question 2

Which of the following diseases can produce dementia?

a) meningitis
b) encephalitis
c) HIV
d) all of the above