IE386 Spring 2011 Exam1Sample PDF

Preview

Summary

IE386 Spring 2011 Exam1Sample...

Description

IE 386 Work Analysis & Design I Exam 1: Sample (actual exam next week February 22)

Name:______________________ Wednesday, February 16, 2011

Format: exam is closed book, closed notes. You may bring ½ page single sided handwritten ‘crib’ sheet to the exam. Circle best answer on m/c bubble sheet. Included here is a sample of content. In addition to these, many additional could be formulated based on QOTD and notes from lessons 1-11. Please do not separate pages of the exam without permission. Please plan to turn in your ‘crib’ sheet with exam. 1.

2.

3.

The “average male” is determined from a sample of : a. University students b. Army personnel c. Western Europeans d. It depends on the database e. None of the above If the ‘height’ of average male is 175.6 cm and s.d. of 6.7 cm, and F=1.65 (s.d. from mean), find 95% percentile male height. a. 6.70cm b. 1.65cm c. 11.06cm d. 186.7cm e. >200cm If the average ‘viewing height’ of female is 68.5cm and s.d.( )=3.3cm, then what range of adjustable viewing height would accommodate +/- 2 for all females? a. 6.6cm b. +/-68.5cm c. 68.5 +/-3.3cm d. 61.9 < Viewing height < 75.1cm e.

-2

< 61.9cm < +2

4.

Those who score low on intelligence tests a. May be excluded from certain tasks because they can not learn the job well. b. May be excluded from certain tasks because they may become bored and quit their job. c. Are likely to file a lawsuit based on the American Disabilities Act. d. All of the above e. None of the above

5.

Henry Ford invented the automotive assembly line. a. True b. False

6.

Taylor invented ‘Therbligs’ a. True b. False

7.

If standard deviation is 42% of the mean for arm strength, then to include 2 above and below the mean would: a. Include 84% of the population b. Include 90% of the population c. Exclude 58% of the population d. Include 95% of the population e. None of the above

8.

Those more (or…substitute: less) vulnerable to sore elbow and cumulative trauma disorders were habitual users of screwdriver, using arm angle between Forearm & Upper Arm: a. 60 < Arm angle < 90 b. 90< Arm angle < 120 c. 120< Arm angle < 150 d. 150< Arm angle < 180 e. None of the above

9.

When considering potential for increased risk of injury from muscular work, job designers should consider that female strength is approximately a. 50% of male isometric strength b. 50% maximum voluntary contraction c. 50% of male isovelocity strength d. 70% of male isometric strength e. None of the above

13. Which figure below is preferred as the task method for a carrying task as shown? a. Left b. Right

10. Which is nearer to the Recommended Weight Limit? Load to be lifted is 30 pounds and the Lifting Index is 2.0 a. RWL is approximately 5 lbs. b. RWL is approximately 10 lbs. c. RWL is approximately 15 lbs. d. RWL is approximately 30 lbs. e. RWL is approximately 51 lbs. 11. In the previous example, the load to be lifted (30 pounds) is acceptable since it is less than or equal to 51 lbs. a. True b. False 12. The figure below illustrates: a. The physiological cost of work b. A first class lever c. A second class lever d. A third class lever e. None of the above

14. The New York Times article of Aug. 31, 2010 titled “US Inaction lets look-alike tubes kill patients implies a. The engineers don’t care about killing patients because engineering is sometimes like baseball b. US healthcare is not as good as in other countries c. There is a need for design considering context of the expected implementation eg. A systems perspective in design d. All of the above e. None of the above

15. Workers often need to extend their arms to reach and operate a hand-operated device or to use their feet to activate a foot pedal. Reach distances for seated work should accommodate what percent of the potential workforce? a. b. c. d. e.

95th percentile male 50% percentile female 25% percentile male 5% percentile female None of the above

16. Helson’s U Hypothesis shown below is intended to illustrate: f. The use of ANOVA to determine key variables impacting work performance g. Physiological cost of work vs. pace of work h. The components of productivity i. A Pareto Distribution j. None of the above

5. Author 5 (2011)…

6. Author 6 (2011)…

7. Author 7 (2011)…

8. Author 8 (2010)…

…other questions will follow here. (at least 30 questions) 31. Choose two papers from the list below. Those presented in class are shown below from lesson 12, Wed. Feb. 16 on Boilercast. Or choose any two from among those on the original list from lab 1. Circle those two papers below (2 points) or handwrite correct citations for full credit (if not on list). _______________________________________ _______________________________________ _______________________________________ _______________________________________ _______________________________________ Eg. Citation 1 - 8 shown below…. for sample format.

32. Summarize your analysis of five key elements of each paper using the “List of 10 ways…” Use the style similar to that of lab 9 report, except in this case, you are documenting your understanding of half of the list of 10 ways for each paper. Clearly highlight or mark which among the 10 items you are describing, and the papers you are referring to in each answer below (13 points). 1. ______________________________________________ _______________________________________________ _______________________________________________ 2. ______________________________________________ _______________________________________________ _______________________________________________ 3. ______________________________________________ _______________________________________________ _______________________________________________ 4. ______________________________________________ _______________________________________________ _______________________________________________

1. Author 1 (2010)… 5. ______________________________________________ _______________________________________________ _______________________________________________ 2. Author 2 (2010)… 6. ______________________________________________ _______________________________________________ _______________________________________________ 3. Author 3 (2011)… 7.______________________________________________ _______________________________________________ _______________________________________________ 4. Author 4 (2011)…

8. ______________________________________________ _______________________________________________ _______________________________________________ 9. ______________________________________________ _______________________________________________ _______________________________________________ 10._____________________________________________ ________________________________________________ ________________________________________________

33. Based on the given information, please compute the Recommended Weight Limit (RWL) and Lift Index (LI) show all work – no credit for answer with no work. (5 points)…more in class on Thursday.

___________________________________...