Which of the following is true about data mining applications? ...

[nautica902]

Which of the following is true about data mining applications?
 
  A) They use sophisticated mathematical techniques.
  B) They use sophisticated statistical techniques.
  C) Their report delivery is more difficult than report delivery for reporting systems.
  D) Both A and B
  E) All of the above

Question 2

In crow's foot style E-R diagrams, an entity class is represented by a(n) ________.
 
  Fill in the blank(s) with correct word

[todom5090]

Answer to Question 1

D

Answer to Question 2

rectangle