You predict that rats receiving food pellets when learning a ...

[CQXA]

You predict that rats receiving food pellets when learning a complex task will learn the task
  faster than rats not receiving food reinforcement. Which research step is illustrated here?
 
  A) conducting your experiment B) formulating the research hypothesis
  C) developing a good research idea D) surveying the psychological literature

Question 2

You conduct a study with one independent variable and one dependent variable and find a
  statistically significant difference between your experimental groups. You also realize an
  extraneous variable may have been present during the study.
 
  What should you conclude about
  the results of your study?
  A) The results are valid because you did manipulate an IV.
  B) The results are invalid because the experiment only used two groups.
  C) The results are valid because you found a significant difference between the groups.
  D) The results are invalid because the extraneous variable may have affected the DV.

[peilian]

Answer to Question 1

B

Answer to Question 2

D

[CQXA]

Thanks for the timely response, appreciate it

[ebonylittles]

Excellent