Pergunta de entrevista da empresa S&P Global
What would you do when faced with an endless dataset? How would you check it for validity?
Resposta da entrevista
Sigiloso
19 de out. de 2011
You have to focus on the nature of information. Numbers should be numbers and not strings. Then focus on the validity of the data itself. Is a beta of a company wrong?Does something else look suspiciously wrong?