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Speed & Fatigue
 

Studies:

DataHand Speed and Fatigue Study

Principal Findings:

"In runs over six hours in length, DataHand®; throughput advantages climb to 12.3% and 10.4% for unadjusted and quality-adjusted throughput."

"... Operators using [the] DataHand®; [special USPS DataProof model] are less subject to fatigue than are operators using the [traditional] ten-key.""

"DataHand®; runs showed an average quality-adjusted throughput 6.2 percent higher than the average for [traditional] ten-key runs. ...differences in average quality also favored [the] DataHand®; [system]. ...the differences were...statistically significant."

DataHand Speed and Fatigue Study
Analyzing USPS Mail Sorting Data

By Roberto M. Fernandez, Ph.D.
in conjunction with The Stanford University Graduate School of Business

To Read the Full Version of the Fernandez/Stanford DataHand Speed and Fatigue Study, Click Here


 

DataHand®; is a register trademark of DataHand Systems, Inc. and is correctly used only as an adjective. The use of the word as a noun (as is occasionally done in this study) is not authorized or condoned by DataHand Systems, Inc., which reserves all rights.


 
 

DataHand Ergonomic Keyboards: Feel the Difference

 

©2005 DataHand®; Systems, Inc.
3044 North 33rd Avenue
Phoenix, Arizona 85017-5247
(602) 233-6000; (800) 875-7171; FAX: (602) 233-3434
datahand@datahand.com