Answer:
the effect of change in workplace as it broke workers' routines and made them more alert, increased
Step-by-step explanation:
a. A decrease in sick day was not conducted
b. the experiment was quantitatively measured so his own bias couldn't have had any influence.
c. workers productivity had no effect of being studied.
d. change in workers' routines brought them out of monotony and fatigue. A series of experiments were conducted in which length and numer of breaks were varied in each experiment. It was noticed that length and number of breaks had a positive effect uptill the certain number and length of break. Upon further increasing the length and number of breaks, te output decreased. Even after the changes were undone, the productivity increased
e. effect of longer breaks is explained above. It only had an impact uptill a certain amount. Increased illumination had no effect on the output.