Spreadsheet audit and review procedures are an essential part of almost all City of London financial transactions.
"Oh My God" my formulas are not working! This article covers most of the reasons for Excel formulas not working. And how to fix them.
Every study that has looked for errors has found them in considerable numbers. Spreadsheeting's childhood is over.
Research concludes unanimously that spreadsheet errors are both common and non-trivial. We must seek ways to reduce spreadsheet errors.
Overconfidence is one of the main causes of spreadsheet errors. Being informed about overconfidence leads to more accurate spreadsheets.
Solver Max provides a collection of optimization model examples in Excel (using the Solver and OpenSolver add-ins) and Python.
We are conscious of very few of our errors. When people are confronted with their actual error rates, they are typically shocked.
The cascading structure of typical spreadsheet formulae means that just about every spreadsheet is almost certainly wrong.
We can help you make better spreadsheets:
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