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Margin of Error (Budgets & Variances) | Simulation | AQA A-Level Business (2026) | Unit 3.1.4

Level:
A-Level
Board:
AQA

Last updated 2 Jun 2026

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A brilliant finance detective story that shows students the story behind adverse and favourable variances.

Simulation link

Play the Margin of Error Simulation here

ABOUT THE SIMULATION

Students investigate The Mayfair Grand Hotel, where owner Margaret Margin faces a £22,000 adverse profit variance. They interview suspects including Henri, Victoria, Stefan, Bernie and Felicity. The gameplay shows that favourable variances are not always good, zero variance can be suspicious, and poor budgeting can create pressure for poor decisions.

Download the Teacher Guide to Margin of Error

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