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

[anjilletteb]

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

A cluster's _____________ can be measured by the difference between the distance value at which a cluster is originally formed and the distance value at which it is merged with another cluster in a dendrogram.
 a. dimension b. affordability
  c. durability d. span

[meow1234]

Answer to Question 1

c
RATIONALE: Test set is the data set used to estimate accuracy of final model on unseen data.

Answer to Question 2

c
RATIONALE: A cluster's durability (or strength) can be measured by the difference between the distance value at which a cluster is originally formed and the distance value at which it is merged with another cluster in a dendrogram.

[anjilletteb]

TYSM

[Missbam101]

Excellent