What are the limitations of a longitudinal design? What will ...

[penza]

What are the limitations of a longitudinal design?
 
  What will be an ideal response?

Question 2

Jared is receiving guided self-change therapy for his alcohol abuse. Accordingly, he is also learning strategies for controlling his behaviors associated with drinking, as well as actual drinking.
 
  In such a program, which of the following would NOT be a factor?
  a) The encouragement of minor behavioral changes (e.g., not driving past bars)
  b) Calculating the amount of money spent on alcohol per year
  c) Achieving recognition that he has become completely powerless over alcohol
  d) Utilizing an empathic, supportive approach

[debra928]

Answer to Question 1

Can be costly and time-consuming; the researcher may not live to see the results; the methodology may be outdated by the end of the study; the sample may change in unpredictable ways over time.

Answer to Question 2

c

[penza]

TYSM

[T4T]

Wow, this really help