Author Question: An environment in which important variables can be controlled is called a(n): a. open system. b. ... (Read 68 times)

kamilo84 · **on:** Jun 20, 2018

An environment in which important variables can be controlled is called a(n):

a. open system.
b. closed system.
c. quasi-experimental design.
d. field experiment.

Question 2

Quasi-experimental research:

a. tends to have greater internal validity than true experimental research.
b. tends to have greater external validity than true experimental research.
c. does not differ from true experimental research in internal and external validity.
d. is less relevant than true experimental research.