... tasks, and up-loads them to the MTurk Web-site. Workers can thenbrowse the tasks and, if they find them profitable and/ or interesting enough, work on them. When the tasks are completed, the employer ... when the task wascompleted by a worker and returned to the sys-tem. The time between the completion time and the upload time is presumably highly de-pendent on the reward, and on the appeal of ... both the QRepHITs and the QAHITs.A total of 2355 workers took the test, and 1571(67%) of them passed it, thus becoming our avail-able worker pool. However, in the end the actualnumber of different...