Figure 3.
Four bar charts display distribution across set index from 0 to about 58, where charts a and c show number of participants per set mostly ranging from about 4 to 16 with moderate fluctuation and no extreme spikes, and charts b and d show number of responses per set ranging roughly from 200 to 700 with noticeable peaks around higher set indices and broader variability compared with participant counts.Number of participants providing valid responses and number of valid responses to each evaluation set. (a) Number of all participants providing valid responses, (b) number of all valid responses, (c) number of participants who provided valid responses to the complete evaluation sets, (d) number of valid responses to the complete evaluation sets