One weakness of using _______ to collect data is that ...

[tsand2]

One weakness of using _______ to collect data is that self-reporting can be biased.
 
  a. questionnaires c. structured interviews
  b. observational studies d. case studies

Question 2

The ability to change as a result of experience is called
 
  a. discontinuity. c. internal validity.
  b. attachment. d. plasticity.

[janieazgirl]

Answer to Question 1

A

Answer to Question 2

D

[tsand2]

Thanks for the timely response, appreciate it

[Animal_Goddess]

Excellent