Chapter 1

Question 1

what is the difference between ergonomics and human factors

Answer 1

ergonomics: work physiology, biomechanics, and workstation design

human factors: experimental psychology, with a focus on human performance and systems design

Question 2

the primary purpose of human factors and ergonomics is ___________?

Answer 2

Design

Question 3

what 5 reasons are interdisciplinary knowledge required in ergonomics

Answer 3

1. to formulate system goals
2. to understand functional requirements
3. the design a new system
4. to analyze a system
5. to implement a system

Question 4

how does helander text define ergonomics?

Answer 4

1. Considering environmental and organizational constraints, 2. Use knowledge of human abilities and limitations
2. To design the system, organization, job, machine, tool, or consumer product
3. So that it is safe, efficient, and comfortable to use.

Question 5

how does the international ergonomics association define ergomonics

Answer 5

Ergonomics (or human factors) is the scientific discipline concerned with the understanding of interactions among humans and other elements of a system, and the profession that applies theory, principles, data and methods to design in order to optimize human well-being and overall system performance.” “Ergonomists contribute to the design and evaluation of tasks, jobs, products, environments and systems in order to make them compatible with the needs, abilities and limitations of people.”

Question 6

Goals of Safety (system design has 3 goals)

Answer 6

safety, operator satisfaction, and productivity

Question 7

what is SATO

Answer 7

the speed accuracy trade off which states that Operators hence have a choice between increased speed or increased accuracy.

Question 8

extensive research on these issues has demonstrated that there is no relationship between satisfaction and productivity, safety, or quality. Introduction to human factors and ergonomics

Answer 8

true