Posts Tagged ‘Data warehouse and Data mining’

• Data warehouse and Data mining questions

  Mar 10, 13 • 2416 Views • Engineering Sample Papers, General, Notes • Mitali Panda • No Comments

  Data warehouse and Data mining DATA WAREHOUSE and DATA MINING 1. a) What is entropy? How is it related to information gain? b) What is a concept hierarchy? Explain with the help of an example. c) Formally define association rule mining problem. d) How can you