exceptions

Learning objectives: Describe backtesting and exceptions and explain the importance of backtesting VaR models. Explain the significant difficulties in backtesting a VaR model. Verify a model based on exceptions or failure rates. Questions: 22.7.1. Mary the FRM conducts a backtest of her firm's...

Hi @David Harper CFA FRM Regarding P2.T5.R36 on page 3 of the Jorion Chapter 6 Study Notes about Backtesting & Exceptions I'm a bit confused by: "When too many exceptions are observed, the model is “bad” and underestimates risk. This is a major problem because too little capital may be...

Hi David, For the Jorion question, can you provide the equation 6.3? Do we need to know this for the exam? Thanks Question 10: A bank reports 6 exceptions to its 99 percent VAR over the last year (252 days), including 4 that follow another day of exception. Compute the likelihood-ratio tests...