Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Task 1 exemplar results. Mean judgements of smoking status in male (1–3) and female (4–23) exemplars from male participants (a) and female participants (b). Responses were coded as non-smoker = 0, smoker = 1. Dotted line shows 0.5 level. Error bars are 95% binomial confidence intervals.
