Looks like no one added any tags here yet for you.
Anthropometrics
Study of human dimensions
Anthropometrics static/structural
bodily measurements
examples of anthropometrics static/structural
size of hand or height
benefit of anthropometrics static/structural
reliable
anthropometrics dynamic/functional
measurements of body in motion
anthropometrics dynamic/functional examples
range of motion
benefit of anthropometrics dynamic/functional
useful
Ergonomics
application of anthropometric data
physical ergonomics
size of human body in regards to the space its in
Cognitive ergonomics
study of how well a product matches users’ cognitive ability
clearance
Physical space between two objects: two people at a table
Adjustability
Non static design that allows people to adjust product for their use
Range of sizes
Same product coming in multiple sizes
observation
method of collecting psychological factor data by watching user interact with the product
surveys and interviews
method of collecting psychological factor data to get insight and feedback
standardized testing
method of collecting psychological factor data by measuring aptitude using a scale
case studies
method of collecting psychological factor data by analyzing a product to see what did and did not work
ordinal example
shirt sizes
Nominal
data scale for psychological factors with two or more distinct categories
Nominal example
gender
ordinal
data scale for psychological factors categories in ordered sequence
interval
data scale for psychological factors on number scale where order of variable and difference is know
interval example
thermometers
ratio
data scale for psychological factors where variables are not a scale with an order but can not go below zero
ration example
height
physiological factor
data related to major organ systems
physiological factor examples
muscle strength, endurance, hearing
biomechanics
mechanics of living organisms
four criteria of biomechanics
force, repetition, duration, posture
clear cut
entire area of trees is cut down, not good for environment
shelter wood
cut 20-40% of forest and clear out the older trees. Wait another ten years to cut again
plain cut
least amount of waste, cheapest, prone to defects
Quarter cut
more expensive, produces more waste, less defects
rift sawn
time consuming, large waste, most expensive, best material, stable
particle board
larger saw dust epoxied together with thin material on top
MDF
fine saw dust epoxied together
plywood
made of veneers (thin layers cut off a log)
LVL
lumber engineered to be bigger