What is the age distribution of the subjects? I'm reminded of the joke that "human psychology" is actually the psychology of 19-year old psych majors. Edit: Fr

What is the age distribution of the subjects? I'm reminded of the joke that "human psychology" is actually the psychology of 19-year old psych majors. Edit: From the article. Online adult participants. Online adult participants were recruited using Amazon Mechanical Turk...A total of 914 participants completed the task online...Participants had a mean age of 37.6 years (range 19–74 years). Online adolescent participants. There were 230 adolescents enroled in the NIMH depression characterization study who were offered to complete tasks for this study. Among these, 129 agreed, a participation rate of 56.1%...They had a mean age of 16.3 years (range 12–19 years). Fifty-six participants (48.2%) had been diagnosed with major depressive disorder... Mobile app participants. Gambling behaviour and mood rating data were collected from a mobile app called ‘The Great Brain Experiment’...We used a subset of 26,896 people...These are the bands and number of individuals in each band in the subset of data used in our analysis: 18–24 (6,500), 25–29 (4,522), 30–39 (7,190), 40–49 (4,829), 50–59 (2,403), 60–69 (1,158) and 70+ (294). In total, 13,168 were female (49.0%).