Factors Engineering Exam Q&A 100%
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What is human factors? - ✔✔the study of factors and the development of
tools that make human interactions with systems that: enhances
performance, increases safety, and increases user satisfaction
Examples of enhancing performance - ✔✔increase speed and productivity,
reduce errors
Examples of increases safety - ✔✔minimize death and injuries
Examples of increases user satisfaction - ✔✔increase acceptance and
enjoyment, increase quality of system performance, improve quality of life
for operators
Ergonomics history starts with _______ - ✔✔motion time studies
1875 Fredrick Taylor - ✔✔"Scientific Management"
Time and motion studies
major focus: how to increase productivity
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, During WWII the focus was _______ - ✔✔fitting the human operator to the
machine (pilots, training, using weapons, evaluations)
P47 Thunderbolts - ✔✔pilots had to learn how to fly again each time a new
model came out because of all of the changes
Human Factors in the US - ✔✔Frank and Lillian Gilbreth (early to mid
1900s) took efficiency to the extreme:
used two razors at once when shaving face but had to stop because the
time it took to apply a bandage after cuts was inefficient
recorded their time studies
Design considerations - ✔✔minimize the need for instructions and labels
minimize the need to remember
make the invisible visible
usability testing
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