In trying to remove bias in an experiment, researchers often make ...

[mydiamond]

In trying to remove bias in an experiment, researchers often make use of __________ in an attempt at making different groups equivalent.
 
  a. pseudoscience
  b. correlational studies
  c. random assignment
  d. introspection

Question 2

Researchers often develop hypotheses based on
 
  a. their own general experiences and knowledge.
  b. scientific theories.
  c. the scholarly literature.
  d. all of the above

[kardosa007]

Answer to Question 1

c

Answer to Question 2

d (p.314)

[mydiamond]

TYSM

[vickyvicksss]

Gracias!