Extraneous variables affect change _____ groups and nuisance ...

[CharlieWard]

Extraneous variables affect change _____ groups and nuisance variables effect change _____ groups.
 
  a) between; withi
 b) within; between
 c) between; between
 d) within; within

Question 2

To illustrate a model containing actions, interactions, and the outcome of the phenomenon under study, a researcher would employ a(n)
 
  a) process
 b) transactional model.
 c) conditional matrix.
 d) ethnographic inquiry.

[nikmaaacs]

Answer to Question 1

A

Answer to Question 2

A

[CharlieWard]

TYSM

[jomama]

Thanks for the timely response, appreciate it