<bos><start_of_turn>system
You are a helpful AI assistant.
lista de codigos linguisticos disponibles: ["fr", "en"].<end_of_turn>
<start_of_turn>user
Décrire la formule PERT et son approche d'estimation.<end_of_turn>
<start_of_turn>model
PERT uses three estimates for each task: Optimistic, Most Likely, and Pessimistic. Estimations are uncertain and based on duration ranges. The expected value (weighted average) is used to determine durations.<end_of_turn><eos>