(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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