Traci Sitzmann, Mo Wang
Learning and Individual Differences, Volume 37, January 2015,  Pages 1-12

This research demonstrates a survey effect, such that the act of administering  surveys alters training effectiveness. Two aspects of survey administration were  manipulated: the number of survey questions per training module (ranged from 1 to 30  across experimental conditions) and the type of survey questions (self-regulation or trainee reactions) across two studies focusing on self-administered online training. The number of survey questions had an indirect, negative effect on learning via the amount of time spent …