Midterm Quiz 1 - Audit Learners | Midterm Quiz 1 - Audit Learners | ISYE6501x Courseware | edX (verified Answers) 2019/2020

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Midterm Quiz 1 - Audit Learners Question 1 13 points possible (graded)  Keyboard Help Drag each model to a type of question it is commonly used for. For models that have more than one correct ... answer, choose any one correct answer; for models that have no correct answer listed, do not drag them. ARIMA CART Cross validation CUSUM Exponential smoothing GARCH k-means k-nearest-neighbor Linear regression Logistic regression Principal component analysis 5/28/2019 Midterm Quiz 1 - Audit Learners | Midterm Quiz 1 - Audit Learners | ISYE6501x Courseware | edX https://courses.edx.org/courses/course-v1:GTx+ISYE6501x+1T2019/courseware/a8e7783f3b6d4b21bbf5720bb6f02a92/7244922e3d3a401994e816be1741097c/1?activate_block_id=block-v1%3AGTx%2BISYE6501x%2… 3/31 Submit You have used 0 of 1 attempts. Random forest Support vector machine 5/28/2019 Midterm Quiz 1 - Audit Learners | Midterm Quiz 1 - Audit Learners | ISYE6501x Courseware | edX https://courses.edx.org/courses/course-v1:GTx+ISYE6501x+1T2019/courseware/a8e7783f3b6d4b21bbf5720bb6f02a92/7244922e3d3a401994e816be1741097c/1?activate_block_id=block-v1%3AGTx%2BISYE6501x%2… 4/31 Question 2 0.0/3.0 points (graded) Select all of the following models that are designed for use with time series data: You have used 0 of 1 attempt FEEDBACK  Drag the items onto the image above.  Reset  Show Answer ARIMA  CUSUM  Exponential Smoothing  GARCH  k-nearest-neighbor Submit 5/28/2019 Midterm Quiz 1 - Audit Learners | Midterm Quiz 1 - Audit Learners | ISYE6501x Courseware | edX https://courses.edx.org/courses/course-v1:GTx+ISYE6501x+1T2019/courseware/a8e7783f3b6d4b21bbf5720bb6f02a92/7244922e3d3a401994e816be1741097c/1?activate_block_id=block-v1%3AGTx%2BISYE6501x%2… 5/31 Answers are displayed within the problem INFORMATION FOR QUESTIONS 3A, 3C FIGURES A AND B SHOW THE TRAINING DATA FOR A CLASSIFICATION PROBLEM, USING TWO PREDICTORS (X AND X ) TO SEPARATE BETWEEN BLACK AND WHITE POINTS. THE DASHED LINES ARE THE CLASSIFIERS. Figure A Figure B Question 3a 0.0/3.0 points (graded) Figure B shows an SVM classication using a complex nonlinear kernel. (To get this perfect t to the training data, it required  1 2 5/28/2019 Midterm Quiz 1 - Audit Learners | Midterm Quiz 1 - Audit Learners | ISYE6501x Courseware | edX https://courses.edx.org/courses/course-v1:GTx+ISYE6501x+1T2019/courseware/a8e7783f3b6d4b21bbf5720bb6f02a92/7244922e3d3a401994e816be1741097c/1?activate_block_id=block-v1%3AGTx%2BISYE6501x%2… 6/31 Answers are displayed within the problem g g p ( g p g , q tting 16 parameter values!) Which of the following is true? You have used 0 of 1 attempt INFORMATION FOR QUESTIONS 3B, 3C Figure B is a very good classier, because it correctly classies all of the training data. Figure B is a very good classier, because the model’s complexity shows that it is a deep analysis. Figure B is a bad classier to use, because it is overt. Figure B might or might not be a good classier, because it is overt.  Submit  5/28/2019 Midterm Quiz 1 - Audit Learners | Midterm Quiz 1 - Audit Learners | ISYE6501x Courseware | edX https://courses.edx.org/courses/course-v1:GTx+ISYE6501x+1T2019/courseware/a8e7783f3b6d4b21bbf5720bb6f02a92/7244922e3d3a401994e816be1741097c/1?activate_block_id=block-v1%3AGTx%2BISYE6501x%2… 7/31 FIGURE C Question 3b 3 points possible (graded)  Keyboard Help PROBLEM Figure C shows a classication that was found by a classication tree model. Drag the components of the classication tree into their correct places so that your tree gives the same classication shown in Figure C. [Show More]

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