Question

1. A psychologist exposes several lab animals to an enriched environment (toys to play with) and then compares their ability to run mazes to that of control animals.

a). Hypothesis:
 
b). Independent variable:
 
c). Dependent variable:

Answer 1

I don’t fully understand the question being asked, but i would say C. Dependent variable since it is exposed to different things.

Answer 2

Hypothesis: Enriched environments will have a positive effect and better performance of the experimental group of animals exposed to toys in comparison to the control group of animals in running in mazes.

Dependent Variable: Control Group

Independent Variable: Exposed/Experimental Group