Experimental assignment-
Reference: Konz 7th edition Chapters 1-2 ERGO Software
1. If you are to lose a pound of flesh, how many calories does this require you to reduce your intake or increase your output?
2. Do you feel it is easier to reduce input (calories consumed) or increase your output (energy expended) in order to lose weight?
3. Why do you feel companies are investing in "wellness programs" and putting exercise facilities in the workplace?
4. What is the difference between automation and mechanization? Explain how you would approach job design for each.
5. Using either your height and weight or your waist circumference and weight, calculate your percent body fat. Show calculations.
6. What is the metabolic rate (basal + activity) for an 80 kg male driving a car?
7. What is the metabolic rate for a 60 kg female driving a car?
8. It is desired to locate a control on a machine. Assume that the average (i.e. mean) person can reach 90 cm and the standard deviation for reach is 10 cm. Where should the control be to include 97.5 % of the population?
9. Design a tote pan that 95% of the employees can lift. Assume the mean for what a person can lift is 20 kg and 1 standard deviation is 5 kg. State any assumptions made.
10. Explain the role of Fibonacci numbers in the study of Ergonomics.
Assignment-
Chapter 1:
1. What was the greatest technological development of the last 1,000 years, in your opinion?
4. Ergonomics is based on what two words?
5. Briefly discuss the change in hours of work over the last century. What do you predict the typical hours of work per year will be in another 20 years? Give assumptions.
6. Give the two reasons why it is more important to work smart than to work hard.
7. Discuss how the standard of living is a function of productivity, workforce participation, and hours of work per lifetime.
Chapter 2:
8. List four ways by which heart rate can be measured.
11. Discuss the effects of age on the ability to do work.
12. What can you use as an index of mental load?
15. Contrast the two opposing strategies of selection and job design.
16. Discuss what percentage of the employees you would exclude from a manual material handling job. Give reasons for exclusion.