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• Lester Lave
  [[Image:LesterLave.jpg|thumb|Lester Lave]] ... e National Cancer Institute lifetime rodent bioassay demonstrated that the test has less information than had been assumed.
  2 KB (375 words) - 02:28, 1 July 2009
• Uncertainty in choice modeling
  ... s (OLS) methods yields insight into statistical methods such as hypothesis testing and determining confidence intervals, which are also useful for maximum ... == Hypothesis Testing ==
  12 KB (1908 words) - 19:25, 18 September 2008
• Systems Engineering
  **operational test and evaluation
  1 KB (135 words) - 17:20, 16 June 2008
• Introduction to random utility discrete choice models
  [[Image:logit1.jpg|thumb|Normal and double exponential distributions]] ... the price relationship is linear or log, it is not a good idea to blindly test arbitrary functional form assumptions and pick the highest likelihood resu ...
  34 KB (5423 words) - 01:24, 15 March 2010
• Post hole digger
  [[Image:Post_Hole_Digger_Title_Photo2.jpg]] ... dle action. We first took these post hole diggers out to conduct usability tests in hard and firm soil, and found that the simple post hole digger was muc ...
  75 KB (11990 words) - 02:56, 3 February 2009
• Guitar bridge
  [[Image:guitar_title_2.jpg|thumb|585px|right|A Floyd Rose Speedloader Bridge, the newest and most tec ... ... d evolution of music, and drive instrument sales as amateurs imitate the latest techniques they see on stage. The bridge on an electric guitar is a piece ...
  51 KB (7987 words) - 02:11, 11 May 2010
• Baby stroller
  ... on axle, provide mobility for stroller||injection molding||[[Image:Wheels.jpg|300px]] ... t feet, to obscure some metal framing||injection molding||[[Image:Footrest.jpg|300px]]
  45 KB (7384 words) - 03:30, 13 October 2008
• Ski boot walking attachment initial
  [[Image:Skiboot-walkEZ folded.jpg|right|400px|WalkEZ Walking Attachment]] [[Image:Skiboot-skiing.jpg|right|thumb|Alpine downhill skiing]]
  50 KB (7720 words) - 21:25, 9 December 2008
• Ice cube maker
  [[Image:Cicruits.jpg]] [[Image:icecubemake_flowchart.jpg]]
  25 KB (3670 words) - 23:58, 16 October 2008
• Toaster
  [[Image:Twotoasters.jpg|right]] [[Image:ToasterElectroboard.jpg|700px]]
  41 KB (5972 words) - 01:54, 2 February 2011
• RC rock crawler truck
  [[Image: Rock crawler.JPG|350px]] ... e.jpg|200px]][[Image:Rock crawler top.jpg|200px]][[Image:Rock crawler back.jpg|200px]]
  44 KB (6889 words) - 22:55, 15 October 2008
• Post hole digger redesign
  ... rovement. The team carefully chose the subjects - a male and a female - to test the simple and complex post hole diggers in a controlled environment on bo ... ... nd depth of the hole throughout the process. After finishing the physical testing, the group asked the user to comment on the experience, while also aski ...
  73 KB (12037 words) - 01:53, 9 October 2008
• Self propelled lawnmower redesign
  [[Image:LawnMowerWholeAssembly.JPG|250px|center]] In Summary, Our conclusion from testing and comparison is that the trailer hitch innovation would be the most b ...
  22 KB (3369 words) - 04:28, 9 October 2008
• Umbrella redesign
  [[Image:umbrellaRichieP.jpg|300px]] [[Image:Lady_holding_umbrella_annotated.jpg|300px]]
  32 KB (5053 words) - 07:02, 10 October 2008
• RC rock crawler truck redesign
  [[Image: Rock crawler.JPG|500px|right]] ... e.jpg|200px]][[Image:Rock crawler top.jpg|200px]][[Image:Rock crawler back.jpg|200px]]
  26 KB (4024 words) - 02:51, 9 October 2008
• Ski boot walking attachment analysis
  After collecting the feedbacks from users, who tested out the Prototype I, we concluded that the alternating layers of various ... ... the equation mentioned above. Each of those models are also designed and tested during the FEA (which is summarized in the next chapter). Images of tho ...
  26 KB (4104 words) - 05:19, 21 November 2008
• Lawn Mower Analysis
  [[Image:FBD.JPG|800px|]] [[Image:Force_vs_dist.JPG ]]
  7 KB (1080 words) - 05:06, 11 November 2008
• Lead-screw post hole digger
  [[Image:Phd_prototype_III.jpg|200px|right|thumb|Figure P1: Prototype III]]<br /> [[Image:Whole_Tool_PHD_Transparent.jpg|275px|right|thumb|Figure P2: Transparent view of CAD model]]
  72 KB (11545 words) - 01:02, 23 February 2009
• Umbrella check-out system
  ... y population, the per-user cost would be $6-7, which was found during user testing to be an acceptable amount. Total production volume is estimated at 20 ... [[Image:umbrellaRichieP.jpg|300px]]
  34 KB (5160 words) - 19:59, 10 December 2008
• One-handed weed whacker
  [[Image:Weed_Whacker_Full_assembly.JPG|800px|right]] [[Image:Weedwhackerdesign2_2.jpg]]<br />
  43 KB (6789 words) - 05:07, 10 December 2008

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