posted on 2013-04-04, 01:25authored byIgor Elman, Tamara V. Gurvits, Evelyne Tschibelu, Justin D. Spring, Natasha B. Lasko, Roger K. Pitman
The continuous dotted line represents the path followed by the researcher's pen. Subjects were asked at each successive turn to indicate whether it was right or left. The smaller dotted line in the lower right serves as a practice trial.