ch02 graph relationships

Identify the X,Y scores the independ and depend variables
Scores on the Y variable chage as a function of changes in the X variable
we have involved
"test scores as a function of study time"
"number of eye blinks as function of amount of chocolate consumed"

REMEMBER The "givern" variable in a study is designated the X varible, and we describe a relationship using the format "changes in Y as a function of changes in X"