The primary reason that the Hawthorne Studies are important is: Group of answer choices Managers know that employees work hardest when they are promised a monetary bonus. It lets us know how often and for how many hours the average human should sleep. It provided a case study of the meat-packing industry in Chicago and changed how workers are treated in the USA (e.g. sleep, minimum wage, positive management). It is a study that evidenced people work harder when bosses treat them positively and give them a proverbial 'pat on the back' when they do a good job. None of these answers are true