Technology change and HFE Obsolete Questions

Due date: June 6th, 2019

1. (2.5 Points) Will technological change make HFE obsolete?

2. (2.5 Points) Would it be possible to ‘re-engineer’ the human body when designing

lifelike robots?

3. (2.5 Points) Calculate the mean and standard deviation of the following data on

stature (show all your steps in the calculations to arrive at the answers): Stature mm

1650

1760

1665

1720

1810

1690

1850

4. (2.5 Points) Mr. Smith’s stature is 0.4 standard deviations below the mean stature for US males.

a. What percentile is his stature?

b. What percentage of US males is taller than he is?

c. Suppose the mean stature was 1700 mm and the standard deviation 200

mm. How tall would Mr. Smith be?

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