We are conscious of very few of our errors. When people are confronted with their actual error rates, they are typically shocked.
Your spreadsheets may be disasters in the making. Strive for spreadsheets that are validated, reliable, and auditable.
Once information is loaded into a spreadsheet, it acquires properties that it may not deserve – a process called reification.
Spreadsheets can be considered to be the world's most successful end-user programming language. Spreadsheet formulas are Turing complete.
Overconfidence is one of the main causes of spreadsheet errors. Being informed about overconfidence leads to more accurate spreadsheets.
Research concludes unanimously that spreadsheet errors are both common and non-trivial. We must seek ways to reduce spreadsheet errors.
Every study that has looked for errors has found them in considerable numbers. Spreadsheeting's childhood is over.
See our bibliography of spreadsheet best practice, risk management, errors and testing, and methods for improving spreadsheets.
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