A function is given by a table of values, a graph, a formula, or a verbal description. Determine whether it is one-to-one.
THE HISTORY OF SOCIAL PSYCHOLOGY As a scientific discipline, social psychology is only a bit older than one hundred years, with most of the growth occurring during the past five decades (McGarty & Haslam, 1997). By most standards, social psychology is a relatively young science. In discussing the discipline's history, it should be noted that there are two social psychologies, one in psychology and the other in sociology, with the larger of the two being the psychological branch (Jones, 1998). The central focus of psychological social psychology is how the individual responds to social stimuli, whereas sociological social psychology focuses on larger group or societal variables, such as people’s socioeconomic status, their social roles, and cultural norms (Stryker, 1997). Althoug