Que.varImp is a wrapper around the evimp function in the _______ package.
|
| a. numpy |
| b. earth |
| c. plot |
| d. none of the mentioned |
Que.Point out the wrong statement.
|
| a. The trapezoidal rule is used to compute the area under the ROC curve |
| b. For regression, the relationship between each predictor and the outcome is evaluated |
| c. An argument, para, is used to pick the model fitting technique |
| d. All of the mentioned |
An argument, para, is used to pick the model fitting technique
Que.Which of the following curve analysis is conducted on each predictor for classification?
|
| a. NOC |
| b. ROC |
| c. COC |
| d. All of the mentioned |
Que.Which of the following function tracks the changes in model statistics?
|
| a. varImp |
| b. varImpTrack |
| c. findTrack |
| d. none of the mentioned |
Que.Point out the correct statement.
|
| a. The difference between the class centroids and the overall centroid is used to measure the variable influence |
| b. The Bagged Trees output contains variable usage statistics |
| c. Boosted Trees uses different approach as a single tree |
| d. None of the mentioned |
The difference between the class centroids and the overall centroid is used to measure the variable influence
Que.Which of the following model model include a backwards elimination feature selection routine?
|
| a. MCV |
| b. MARS |
| c. MCRS |
| d. All of the mentioned |
Que.The advantage of using a model-based approach is that is more closely tied to the model performance.
|
| a. True |
| b. False |
| c. May be True or False |
| d. Can’t say |
Que.Which of the following model sums the importance over each boosting iteration?
|
| a. Boosted trees |
| b. Bagged trees |
| c. Partial least squares |
| d. None of the mentioned |
Que.Which of the following argument is used to set importance values?
|
| a. scale |
| b. set |
| c. value |
| d. all of the mentioned |
Que.For most classification models, each predictor will have a separate variable importance for each class.
|
| a. True |
| b. False |
| c. May be True or False |
| d. Can’t say |