A feeling or affect that occurs when a person is in a state or an interaction that is important to him/her, especially to his or her well-being, is labeled a(n)

To accurately conclude that changes in the dependent variable are caused by variations in the independent variable, researchers need to ensure that the independent variable is the only thing that changes systematically in an experiment

Indicate whether the statement is true or false

Siblings spend about how much time interacting with one another compared with their parents?

a. about the same amount c. less b. more d. sometimes more and sometimes less