The one-group posttest-only design includes all the following ...

[waynest]

The one-group posttest-only design includes all the following faults EXCEPT
 
  a. the treatment condition is given to all research participants.
   b. the participants' motive of positive self-presentation affects the independent variable.
  c. there are no controls for extraneous variables.
  d. there is no control group for a comparison.

Question 2

Sampling allows researchers to overcome the problem of which of the following?
 
  a) overcrowded laboratories
  b) biased subject response
  c) not having access to the whole population
  d) not having access to the proper statistical methods

[daiying98]

Answer to Question 1

B

Answer to Question 2

c

[waynest]

TYSM

[jojobee318]

Thanks for the timely response, appreciate it