The cascading structure of typical spreadsheet formulae means that just about every spreadsheet is almost certainly wrong.
Spreadsheet errors are reduced by using good design. Our students do three assignments to acquire good spreadsheet design skills.
Research concludes unanimously that spreadsheet errors are both common and non-trivial. We must seek ways to reduce spreadsheet errors.
Solver Max provides a collection of optimization model examples in Excel (using the Solver and OpenSolver add-ins) and Python.
Every study that has looked for errors has found them in considerable numbers. Spreadsheeting's childhood is over.
We are conscious of very few of our errors. When people are confronted with their actual error rates, they are typically shocked.
This early spreadsheet, a Babylonian clay tablet c.1800 BC, contains several errors. How many errors do your spreadsheets have?
Spreadsheets have errors like dogs have fleas. Nine out of every ten spreadsheets suffer some error, and consequences can be severe.
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