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[#116] Which of the following are components of generalization Error?

(A) bias

(B) vaiance

(C) both of them

(D) none of them

(E) bias

(F) vaiance

(G) both of them

(H) none of them

Correct Answer

[#117] Which statement is true about neural network and linear regression models?

(A) both techniques build models whose output is determined by a linear sum of weighted input attribute values

(B) the output of both models is a categorical attribute value

(C) both models require numeric attributes to range between 0 and 1

(D) both models require input attributes to be numeric

(E) both techniques build models whose output is determined by a linear sum of weighted input attribute values

(F) the output of both models is a categorical attribute value

(G) both models require numeric attributes to range between 0 and 1

(H) both models require input attributes to be numeric

Correct Answer

(D) both models require input attributes to be numeric
(H) both models require input attributes to be numeric

[#118] What are support vectors?

(A) all the examples that have a non-zero weight α k in a svm

(B) the only examples necessary to compute f(x) in an svm.

(C) all of the above

(D) none of the above

(E) all the examples that have a non-zero weight α k in a svm

(F) the only examples necessary to compute f(x) in an svm.

(G) all of the above

(H) none of the above

Correct Answer

[#119] Which of the following can act as possible termination conditions in K-Means? 1. For a fixed number of iterations. 2. Assignment of observations to clusters does not change between iterations. Except for cases with a bad local minimum. 3. Centroids do not change between successive iterations. 4. Terminate when RSS falls below a threshold.

(A) 1, 3 and 4

(B) 1, 2 and 3

(C) 1, 2 and 4

(D) 1,2,3,4

(E) 1, 3 and 4

(F) 1, 2 and 3

(G) 1, 2 and 4

(H) 1,2,3,4

Correct Answer

(D) 1,2,3,4
(H) 1,2,3,4

[#120] Classification rules are extracted from . . . . . . . .

(A) decision tree

(B) root node

(C) branches

(D) siblings

(E) decision tree

(F) root node

(G) branches

(H) siblings

Correct Answer

(A) decision tree
(E) decision tree