Cohn, Elchanan; Cohn, Sharon; Balch, Donald C.; … - In: The Journal of Economic Education 32 (2001) 4, pp. 299-310
<title>Abstract</title> The authors tested whether student performance in the principles of economics course is affected by the use of graphs as part of a lecture. They conducted two experiments at the University of South Carolina, one in spring 1995 and another in spring 1997. Students were randomly assigned...