Why do psychological terms or concepts need to be operationally ...

[asd123]

Why do psychological terms or concepts need to be operationally defined?
 
  A) To allow psychologists to conduct experiments on such concepts
  B) To prevent errors from occurring in an experiment
  C) To fuse psychological concepts with objective circumstances
  D) To understand a concept, you must first have a definition of that concept

Question 2

In experiment brief 17, why should the experimenter rethink his conclusion regarding
  the confirmation of his hypothesis?
 
  A) group B had less people than group A
  B) group A had less people than group B
  C) group B had an easier task
  D) group A had an easier task

[pallen55]

Answer to Question 1

C

Answer to Question 2

A

[asd123]

TYSM

[bimper21]

Thanks for the timely response, appreciate it