A Male Psychologist Is Interested in Finding Out Whether There

Multiple Choice

A male psychologist is interested in finding out whether there are gender differences in a certain personality characteristic. He administers a paper-and-pencil test of this characteristic to a group of male and female students and then checks statistically to find out whether there are gender differences. Which one of the following biases is likely to be present in that research?

A) experimenter effects
B) biased theoretical model
C) all of these
D) none of these