1. Information or records that are inaccurate, incomplete, corrupted, or unreliable, often leading to incorrect analysis or decisions
The analysis produced wrong results because of bad data in the database.
A análise produziu resultados incorretos por causa de dados ruins no banco de dados.
2. Data that does not meet quality standards or requirements for a specific purpose
We had to clean up the bad data before running the report.
Tivemos que limpar os dados ruins antes de gerar o relatório.