According to the dimensions of research described in the chapter, true experiment and naturalistic observation differ in regard to:
a. the number of participants needed.
b. how data are analyzed.
c. the extent to which the scientist intervenes in the study.
d. the type of ethical problems encountered.
Question 2
Which of the following represents the extremes in the dimension described as the extent to which the experimenter intervenes in the study?
a. field research and laboratory
b. true experiment and naturalistic observation
c. laboratory and true experiment
d. correlation and naturalistic observation
