Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.
Hermans & van der Storm (2015)
Spreadsheets are alarmingly error-prone to write.
Paine (2001)
Spreadsheets are often hard, if not impossible, to understand.
Mireault & Gresham (2015)
Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.
Mireault (2015)
A lot of decisions are being made on the basis of some bad numbers.
Ross (1996)
Spreadsheets are more fault-prone than other software.
Kulesz & Ostberg (2013)
The software that end users are creating... is riddled with errors.
Burnett & Myers (2014)
Spreadsheet development must embrace extensive testing in order to be taken seriously as a profession.
Bock (2016)
Spreadsheets are notoriously error-prone.
Cunha, et al (2011)
The quality and reliability of spreadsheets is known to be poor.
Bishop & McDaid (2007)
Spreadsheets are extraordinarily and unacceptably prone to error.
Dunn (2010)
A significant proportion of spreadsheets have severe quality problems.
Ayalew (2007)
1% of all formulas in operational spreadsheets are in error.
Powell, Baker, & Lawson (2009)
Studies have shown that there is a high incidence of errors in spreadsheets.
Csernoch & Biro (2013)
Spreadsheets contain errors at an alarmingly high rate.
Abraham, et al (2005)
Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Irons (2003)
Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Howard (2005)
Spreadsheet shortcomings can significantly hamper an organization's business operation.
Reschenhofer & Matthes (2015)
It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Nixon & O'Hara (2010)
Most large spreadsheets have dozens or even hundreds of errors.
Panko & Ordway (2005)
Spreadsheets are easy to use and very hard to check.
Chen & Chan (2000)
Every study that has looked for errors has found them... in considerable abundance.
Panko & Halverson (1996)
Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
Teo & Tan (1999)
60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Murphy (2007)
It is irrational to expect large error-free spreadsheets.
Panko (2013)
People tend to believe their spreadsheets are more accurate than they really are.
Caulkins, Morrison, & Weidemann (2006)
Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Panko (2014)
Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.
Galletta, et al (1993)
Untested spreadsheets are riddled with errors.
Miller (2005)
Spreadsheets can be viewed as a highly flexible programming environment for end users.
Abreu, et al (2015)
Overconfidence is one of the most substantial causes of spreadsheet errors.
Sakal, et al (2015)
Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Colbenz (2005)
Spreadsheet errors are still the rule rather than the exception.
Nixon & O'Hara (2010)
The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Price (2006)
Despite being staggeringly error prone, spreadsheets are a highly flexible programming environment.
Abreu, et al (2015)
Research on spreadsheet errors is substantial, compelling, and unanimous.
Panko (2015)
Spreadsheets are commonly used and commonly flawed.
Caulkins, Morrison, & Weidemann (2008)
The results given by spreadsheets are often just wrong.
Sajaniemi (1998)
Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Chadwick (2002)
Your spreadsheets may be disasters in the making.
Caulkins, Morrison, & Weidemann (2006)
...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.
Kruck & Sheetz (2001)
Never assume a spreadsheet is right, even your own.
Raffensperger (2001)
Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Krishna, et al (2001)
Spreadsheets have a notoriously high number of faults.
Rust, et al (2006)
Every study, without exception, has found error rates much higher than organizations would wish to tolerate.
Panko (1999)
Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.
Beaman, et al (2005)
The issue is not whether there is an error but how many errors there are and how serious they are.
Panko (2007)
94% of the 88 spreadsheets audited in 7 studies have contained errors.
Panko (2008)
Spreadsheet errors have resulted in huge financial losses.
Abraham & Erwig (2007)
Spreadsheets are dangerous to their authors and others.
Durusau & Hunting (2015)
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