A leading figure in the development of modern imagery research was:

In a study of the effects of ice cream on mood, the mood after ice cream exposure can be described as

what? A) the dependent variable B) a correlational variable C) the independent variable D) a confounding variable

A researcher studies a large group of people, obtaining the same percentages of male and female, young and old, as in the total population. What kind of sample is this?

a. A convenience sample b. A cross-cultural sample c. A representative sample d. A random sample