Perceptual judgments. Participants made judgments of numerosity against comparison values or absolute estimates. Comparison values (boundaries) were either similar or dissimilar to the true answer.
spicer2022.anchoringrepulsion.e1An object of class data.frame with 9600 rows and 11 columns.
These data are licensed under CC BY 4.0, reproduced from materials in OSF.
Date and time of the experimental session
Participant ID
Trial ID based on order of presentation
Comparison value for that trial
Number of dots shown on that trial
Region for that dot count, being either high or low
Decision made by the participant on whether dot count was higher or lower than the boundary for that trial
Response time for the decision
Accuracy of the selected decision
Direct estimate of the number of dots on that trial made by the participant. NaN is used for trials in which no estimate was requested
Response time for the estimate
Spicer J, Zhu J, Chater N, Sanborn AN (2022). “Perceptual and Cognitive Judgments Show Both Anchoring and Repulsion.” Psychological Science, 33(9), 1395--1407. doi:10.1177/09567976221089599 .