Human Error In Calculations
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How To Calculate Human Error Percent
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across studies. However only fairly simple actions are used in the denominator. The Klemmer and Snyder study shows that much lower error rates are possible--in this case for people whose job
Error Tolerant Systems
consisted almost entirely of data entry. The error rate for more complex logic errors human error probability data is about 5%, based primarily on data on other pages, especially the program development page. Study Detail Error Rate acceptable error rate six sigma Baddeley & Longman [1973] Entering mail codes. Errors after correction. Per mail code. 0.5% Chedru & Geschwind [1972] Grammatical errors per word 1.1% Dhillon [1986] Reading a gauge incorrectly. Per read. 0.5% Dremen and Berry http://www.lifetime-reliability.com/cms/tutorials/reliability-engineering/human_error_rate_table_insights/ [1995] Percentage error in security analysts' earnings forecasts for reporting earnings. 1980 / 1985 / 1990. That is, size of error rather than frequency of error. 30% 52% 65% Edmondson [1996] Errors per medication in hospital, based on data presented in the paper. Per dose. 1.6% Grudin [1983] Error rate per keystroke for six expert typists. Told not to correct errors, although some did. Per keystroke. 1% Hotopf [1980] S sample http://panko.shidler.hawaii.edu/HumanErr/Basic.htm (speech errors). Per word 0.2% Hotopf [1980] W sample (written exam). Per word 0.9% Hotopf [1980] 10 undergraduates write for 30 minutes, grammatical and spelling errors per word 1.6% Klemmer [1962] Keypunch machine operators, errors per character 0.02% to 0.06% Klemmer [1962] Bank machine operators, errors per check 0.03% Kukich [1992] Nonword spelling errors in uses of telecommunication devices for the deaf. 40,000 words (strings). Per string. 6% Mathias, MacKenzie & Buxton [1996] 10 touch typists averaging 58 words per minute. No error correction. In last session. Per keystroke. 4% Mattson & Baars [1992] Typing study with secretaries and clerks. Nonsense words. Per nonsense word. 7.4% Melchers & Harrington [1982] Students performing calculator tasks and table lookup tasks. Per multipart calculation. Per table lookup. Etc. 1%-2% Mitton [1987] Study of 170,016 errors in high-school essays, spelling errors. Per word. 2.4% Potter [1995] Errors in making entries in an aircraft flight management system. Per keystroke. Higher if heavy workload. 10.0% Rabbit [1990] Flash one of two letters on display screen. Subject hits one of two keys in response. After correction. Per choice. 0.6% Schoonard & Boies [1975] Line-oriented text editor. Error rate per word. Without correction / with error correction. 3.4% / 0.52% Shaffer & Hardwick [1968] Residual typing errors per characte
Please note that Internet Explorer version 8.x will not be supported as of January 1, 2016. http://www.sciencedirect.com/science/article/pii/S0925753505001207 Please refer to this blog post for more information. Close ScienceDirectSign inSign in using your ScienceDirect credentialsUsernamePasswordRemember meForgotten username or password?Sign in via your institutionOpenAthens loginOther institution loginHelpJournalsBooksRegisterJournalsBooksRegisterSign inHelpcloseSign in using your ScienceDirect credentialsUsernamePasswordRemember meForgotten username or password?Sign in via your institutionOpenAthens loginOther institution login Purchase Help Direct export human error Export file RIS(for EndNote, Reference Manager, ProCite) BibTeX Text RefWorks Direct Export Content Citation Only Citation and Abstract Advanced search JavaScript is disabled on your browser. Please enable JavaScript to use all the features on this page. JavaScript is disabled on your browser. Please enable JavaScript to use all human error rate the features on this page. This page uses JavaScript to progressively load the article content as a user scrolls. Click the View full text link to bypass dynamically loaded article content. View full text Safety ScienceVolume 44, Issue 4, April 2006, Pages 313–334 HEPI: A new tool for human error probability calculation for offshore operationFaisal I. Khana, , , Paul R. Amyotteb, Dean G. DiMattiaba Faculty of Engineering and Applied Science, Memorial University of Newfoundland, St. John’s, Nfld, Canada A1B 3X5b Department of Chemical Engineering, Dalhousie University, Halifax, NS, Canada B3J 2X4Received 2 March 2005, Revised 20 July 2005, Accepted 7 October 2005, Available online 2 December 2005AbstractHuman error plays a sometimes overriding role in accident causation through either direct action or poor design. Offshore operations are particularly susceptible to these human errors due to the complex working environment. Offshore platforms have significant potential for severe ramifications and thus present a challen
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