Open Source Data for the 2021 article “How Do People Think About Understanding Personality—And What Do Such Thoughts Reflect?” by J.D. Mayer, D. R. Caruso, and A.T. Panter in Personality and Individual Differences

This Excel document contains an open-source version of the data for “When people estimate their personal intelligence who is overconfident? Who is accurate”, an article to appear in 2021 in the journal Personality and Individual Differences. The file contains data related to two forms of the measure, the “Self-Estimated Personal Intelligence”. The first is a 120 item version of the scale (the SEPI-120; the second is a 16-item version (the SEPI-16). Personal intelligence involves the ability to understand personality in oneself and others. Self-estimated personal intelligence (as contrasted with the actual ability) involves holding opinions of oneself such as “I am good at understanding people”. The SEPI-120, especially, can be used for understanding how people think about their strengths and weaknesses in the area. Principal Investigator: John D. Mayer, Psychology Department, University of New Hampshire Co-Investigator: David R. Caruso, Office of Dean of Yale College, Yale University Co-Investigator: A. T. Panter, University of North Carolina, Chapel Hill Date of data collections: 2012 to 2018 Location of data collections: (a) Chapel Hill, North Carolina, (b) Durham, New Hampshire, and (c) online through Amazon Mechanical Turk No funding sources The data can be output in CSV from Excel. It was originally analyzed in SPSS for general statistics and in Mplus for all factor models. All three data sets have been screened. More information is available in the article and its associated Technical Supplemen