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(Solved): CIS 375 Quiz 3 | Score for this quiz: 5 out of 5 | This attempt took 19 minutes....


CIS 375  Quiz 3
Score for this quiz: 5 out of 5
This attempt took 19 minutes.

 
Question 1
0.5 / 0.5 pts
A linear discriminant model partitions the instance space into similar regions by perpendicular decision boundaries - horizontal and vertical decision boundaries.

  • True
  • False

 
Question 2
0.5 / 0.5 pts
A key distinct feature of linear discriminant approaches from decision trees is that it takes multiple attributes into account in the form of a mathematical function of attributes.

  • True
  • False

 
Question 3
1 / 1 pts
Loss functions are different ways of measuring the amount of classification error our model has in the training data.

  • True
  • False


Question 4
1 / 1 pts
Logistic regression is estimating the probability of class membership (a numeric quantity) over a categorical class.

  • True
  • False


Question 5
1 / 1 pts
A learning curve shows the generalization performance plotted against the amount of training data used.

  • True
  • False

 
Question 6
1 / 1 pts
Learning curves ...

  • are used to select an optimal complexity parameter.
  • plot true positive rate vs. false positive rate.
  • can illustrate whether obtaining more data would be a good investment.
  • are shown for a fixed amount of training data.


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