Describe the stages of the data mining process. What are they and what happens at each stage?

1. Describe the stages of the data mining process. What are they and what happens at each stage? Indicate the major decisions that the data miner must make at each stage. Does the data mining process follow a linear order of stages, or is the process more iterative in nature? Please give examples where applicable. 

2.Describe three non-business areas where data mining might be fruitfully applied. Briefly describe each area, including examples. Include your references