Test set is the data set used to: a. build the data mining ...

[jhjkgdfhk]

Test set is the data set used to:
 a. build the data mining model.
  b. estimate accuracy of candidate models on unseen data.
  c. estimate accuracy of final model on unseen data.
  d. show counts of actual versus predicted class values.

Question 2

Explain why quality is important.

[Kdiggy]

Answer to Question 1

C

Answer to Question 2

Quality is important because customers value it, and because quality and the lack of it cost money. Even spending a lot of money to prevent poor quality is a bargain compared to the enormous costs incurred by poor quality.

[jhjkgdfhk]

Great answer, keep it coming

[daiying98]

Excellent