A Professor Is Interested in Whether One's Confidence Influences One's

Multiple Choice

A professor is interested in whether one's confidence influences one's self-esteem or whether it is one's self-esteem that influences one's self-confidence. He measures his students' levels of self-esteem and confidence and learns that they are positively correlated. One year later the professor reassesses the students' self-esteem and confidence levels. He finds that there is a stronger correlation between one's confidence at time one and one's self-esteem one year later than the correlation between one's self-esteem at time one and one's confidence level one year later. Which type of quasi-experimental design is the professor employing?

A) a single-case experimental design
B) a time-series design
C) a cross-lagged panel design
D) nonequivalent groups design