Paloma randomly assigns participants to two groups and compares the group that receives a treatment with the group that receives no treatment. The group that gets no treatment is the:

The suggestion that “a happy face creates a merry soul” is most consistent with the:

If the correlation between the body weight and reading ability of elementary school students is +.85, this would indicate that:

The amygdala plays an important role in _____, whereas the hippocampus plays an important role in _____.

Renaldo is a 20-year-old male who has shown some odd behaviors in the past but has always seemed mostly normal to other people. However, lately he has been hearing voices, seeing things that he knows cannot be real, and expressing paranoia about others’ intentions. His family has noticed a dramatic change in Renaldo and fears he has schizophrenia. Considering current evidence regarding the best treatment(s) overall for people with mental disorders, you would expect that Renaldo would _____ because _____.

The facial expressions associated with particular emotions are:

If you can remember exactly what you did yesterday but have trouble remembering the names of the 50 states, then you have excellent _____ memory but somewhat poor _____ memory.

Which of the following lists exceeds the capacity of the average person’s working memory?

Most psychological research takes place in _____. The participants in psychological research are most often _____.

Derek has an English test where he has to provide the definitions of vocabulary words. This test requires ________ intelligence.