Sometimes we come very close to retrieving infomation and we are sure we know it but we can't seem to verbalize it. This is called _________.

You are attempting to form a random sample for a study on sleep and happiness. You randomly

select participants from a larger population and place them into your experimental groups, where they remain for the entire experiment. What technique are you using? A) random sampling without replacement B) random sampling with replacement C) stratified random sampling D) sampling

After a successful mating, a male rat experiences a __________ where he does not initiate sexual behavior again

a. rest period b. refractory period c. relative refractory period d. Coolidge effect