Increased flexibility in scheduling has become an important benefit for employers to offer because of: Multiple select question. the increase in single parent homes employer tax deductions the increase in two-income families the increase in the birth rate

Industrial engineers who specialize in ergonomics are concerned with designing workspace and devices operated by workers so as to achieve high productivity and comfort. a paper published in this research area reports on a study of preferred height for an experimental keyboard with large forearm-wrist support. a sample of 31 trained typists resulted in an average preferred height of 80.0 cm