The following statistics give insight into the operation of the psiTurk system. Some of these aggregate statistics may provide insights which may be useful to researchers.

Note: All of these statistics are error prone for various reasons (e.g., experimenter not using psiTurk properly, network errors, etc...). Due to various upgrades and evolving data schemas, there is a fair amount of missing or incomplete data.

These stats give real-time information about our system.

This is the current status message users see when they launch the psiturk command line tool.

(*) counts unique workers who accepted a HIT but may not have completed it.
(**) counts ads which have had at least one person complete the task.
All numbers are approximate and may be subject to error.