Rather than trying to exclude or control possible outside ...

[fbq8i]

Rather than trying to exclude or control possible outside influences, __________ studies show such influences are involved in cause-and-effect relationships.
 
  Fill in the blank(s) with correct word

Question 2

If a researcher is concerned with whether their findings can be generalized to another population or environment, the researcher is expressing concerns about __________ validity.
 
  Fill in the blank(s) with correct word

[yeungji]

Answer to Question 1

scientific realism

Answer to Question 2

external

[fbq8i]

TYSM

[covalentbond]

YES! Correct, THANKS for helping me on my review