The science of designing machines, products, and systems to maximize the safety, comfort, and efficiency of the people who use them is called

Abond is issued for less than its face value. which statement most likely would explain why? a. the bond's contract rate is higher than the market rate at the time of the issue. b. the bond's contract rate is the same as the market rate at the time of the issue. c. the bond's contract rate is lower than the market rate at the time of the issue. d. the bond isn't secured by specific assets of the corporation.

Dr. dow jones wants to know whether a problem-based approach to teaching economics will result in higher academic performance than his traditional method. of the six sections of economics 101 at his university, dr. jones randomly assigns three sections to the traditional method and three sections to the problem-based method for unit 1 of the course. then all sections switch the instructional method for unit 2. he plans to compare the performance of the two groups of sections on their unit 1 and unit 2 exams. this study employs a design.

Greater concern for innovation and quality has shifted the job trend to using more broadly defined jobs. t/f