Why did the researcher give each of the raters a personality test before they watched the videos and rated the readers?

Areas of the brain where there is activity “light up” on an fMRI machine because

Which two factors are correlated in this study?

John ate a whole bag of Doritos because evolutionarily, humans are programmed to consume high calorie food for survival. This statement represents: 

The Reysen study is an example of a case study 

Which are disadvantages of I Data?

In an experiment, researchers first ask participants to take a shyness inventory survey which asks questions about their levels of shyness. Then, researchers compare each student’s score on the shyness inventory to their grades in a public speaking class.  Which two kinds of data are the researchers using?

Because he grew up in a family where people eat  lot of junk food, John felt a strong pull to eat every Dorito in the bag. Still, he stopped before the bag was empty.  This statement represents: 

Keisha blew her friend’s mind by saying that she believes both that there is no free will AND that we are agents making choices in our lives.  Keisha blew her friend’s mind with:

Which paradigm does researching human differences using specific measurements belong to?