1. The degree to which a forecast or prediction correctly matches actual outcomes; the measure of how close predicted values are to observed values
The weather forecast accuracy improved significantly with the new satellite technology.
A precisão da previsão meteorológica melhorou significativamente com a nova tecnologia de satélite.
2. In business and statistics, the extent to which projected figures (sales, demand, etc.) align with actual results
Our sales forecast accuracy reached 95% this quarter.
A precisão da nossa previsão de vendas atingiu 95% neste trimestre.