The twenty principles for good spreadsheet practice aims to reduce the amount of time wasted and the number of errors.
Every study that has looked for errors has found them in considerable numbers. Spreadsheeting's childhood is over.
Overconfidence is one of the main causes of spreadsheet errors. Being informed about overconfidence leads to more accurate spreadsheets.
Once information is loaded into a spreadsheet, it acquires properties that it may not deserve – a process called reification.
Spreadsheets have errors like dogs have fleas. Nine out of every ten spreadsheets suffer some error, and consequences can be severe.
Solver Max provides a collection of optimization model examples in Excel (using the Solver and OpenSolver add-ins) and Python.
This early spreadsheet, a Babylonian clay tablet c.1800 BC, contains several errors. How many errors do your spreadsheets have?
Our spreadsheet methodology has criteria for designing, building, and validating spreadsheets to ensure that they work correctly.
We can help you make better spreadsheets:
Contact us