Supplementary Material > Volume 115 Issue 503 (April 2005)

Volume 115 Issue 503 (April 2005)

Overconfident: Do You Put Your Money On It?

Erik Hoelzl, Aldo Rustichini

 ID Subject ID
DIFF Difficulty (1=difficult)
PAY Payment (1=Money)
VOTE Vote (1= Test)
SURE How sure are you to have made the right decision? (7=very sure)
DCHG How difficult would you find it to change your decision? (7=very difficult)
IMPORT How important is doing well in the test to you? (7= very important)
DIFT How difficult do you think the test will be? (7= very difficult)
GOODTEST How good do you think you will be in the test? (7= very good)
PRDPERFO Out of 20 points, how many do you expect to gain?
PRDPERFG How many points will the average of the group be?
ACTPERFO Result in test
SATPERF How satisfied are you with your result in the test? (7=very satisfied)
SUREAFTR How sure are you NOW that you made the right decision? (7=very sure)
DCHGAFTR How difficult would you find it NOW to change your decision? (7=very difficult)
DIFTAFTR How difficult did you find the test? (7=very difficult)
ESTPERFG How many points will the average of the group be?
AGE Age in years
GENDER Gender (2=male)
BETTER Ratio between predicted own performance and predicted group performance
BTGA Predicted own performance higher than predicted group performance (1=true)