ISYE 6501
ISYE 6501
Libros populares
Anatomy and Physiology
J. Gordon Betts, Peter DeSaix, Jody E. Johnson, Oksana Korol, Dean H. Kruse, Brandon Poe, James A. Wise, Mark Womble, Kelly A. Young
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ISYE 6501 Midterm 1 EXAM QUESTIONS WITH 100% SOLUTIONS LATEST UPDATE 2023/2024
- Examen • 6 páginas • 2023
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ISYE 6501 Midterm 1 EXAM 
QUESTIONS WITH 100% 
SOLUTIONS LATEST UPDATE 
2023/2024 
True or false: In a regression tree, every leaf of the tree has a different regression 
model that might use different attributes, have different coefficients, etc. - ANSWER 
True 
- Each leaf's individual model is tailored to the subset of data points that follow all of the 
branches leading to the leaf. 
True or false: Tree-based approaches can be used for other models besides regression. 
- ANSWER True 
...
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ISYE 6501 - Midterm 1 Exam – Questions And Answers
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ISYE 6501 - Midterm 1 Exam – Questions And Answers
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Isye 6501 Final Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
- Examen • 63 páginas • 2024
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1-norm 
: Similar to rectilinear distance; measures the straight-line length of a vector from 
the origin. If z=(z1,z2,...,zm) is a vector in an m-dimensional space, then it's 1-norm is 
square root(|
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ISYE 6501 -Exam 2 Wks 8 – 12 Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
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Building simpler models with fewer factors helps avoid which problems? 
A. Overfitting 
B. Low prediction quality 
C. Bias in the most important factors 
D. Difficulty in interpretation 
: A. Overfitting 
D. Difficulty of interpretation 
Two main reasons to limit # of factors in a model. 
: 1. Overfitting 
2. Simplicity 
When is overfitting likely to happen? 
: When the number of factors is close to the number of data points. 
2 | P a g e 
How does using a # of factors that is close to the numb...
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ISYE 6501 Midterm review 1 Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
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What does SVM stand for? 
: Support Vector Machine 
Is written text structured or unstructured? 
: Unstructured 
When we increase the sum of the square of the coefficients we... 
: Decrease the distance between the lines 
In SVM soft classifier we tradeoff between maximizing ___ and minimizing ___ 
: margin and errors 
If lambda gets small what gets emphasized, large margin or minimizing training error?, 
: Minimizing errors. 
What is a support vector? 
2 | P a g e 
: A point that holds up a sh...
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ISYE 6501 -Exam 2 Wks 8 – 12 Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
- Examen • 16 páginas • 2024
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Building simpler models with fewer factors helps avoid which problems? 
A. Overfitting 
B. Low prediction quality 
C. Bias in the most important factors 
D. Difficulty in interpretation 
: A. Overfitting 
D. Difficulty of interpretation 
Two main reasons to limit # of factors in a model. 
: 1. Overfitting 
2. Simplicity 
When is overfitting likely to happen? 
: When the number of factors is close to the number of data points. 
2 | P a g e 
How does using a # of factors that is close to the numb...
-
ISYE 6501 - Week 1: Introduction and Classification Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
- Examen • 5 páginas • 2024
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Descriptive Question 
: Questions that ask for explanations of what happened 
Predictive Questions 
: Questions that ask what's going to happen in the future 
Prescriptive Questions 
: Questions that ask what action or actions would be best 
General Questions 
: Generic questions on data analytics 
Modeling 
: A mathematical expression of a real-life situation 
2 | P a g e 
Classification 
: Putting things into categories 
Classifiers 
: Separators 
Data Point 
: A single observation of inform...
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Isye 6501 Final Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
- Examen • 63 páginas • 2024
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1-norm 
: Similar to rectilinear distance; measures the straight-line length of a vector from 
the origin. If z=(z1,z2,...,zm) is a vector in an m-dimensional space, then it's 1-norm is 
square root(|
-
ISYE 6501 Midterm review 1 Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
- Examen • 56 páginas • 2024
-
- 13,48 €
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What does SVM stand for? 
: Support Vector Machine 
Is written text structured or unstructured? 
: Unstructured 
When we increase the sum of the square of the coefficients we... 
: Decrease the distance between the lines 
In SVM soft classifier we tradeoff between maximizing ___ and minimizing ___ 
: margin and errors 
If lambda gets small what gets emphasized, large margin or minimizing training error?, 
: Minimizing errors. 
What is a support vector? 
2 | P a g e 
: A point that holds up a sh...
-
ISYE 6501 Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
- Examen • 16 páginas • 2024
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Classification problems are commonly solved using what model(s)? 
: Support Vector Machine 
Clustering problems are commonly solved using what model(s)? 
: k-means 
Response Prediction questions are commonly solved using what model(s)? 
: -ARIMA 
-CART 
-Exponential smoothing 
-linear regression 
-logistic regression 
-Random Forest 
Validation questions are commonly solved using what model(s)? 
: -Cross Validation 
2 | P a g e 
Variance Estimation questions are commonly solved using what model...
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ISYE 6501 -Exam 2 Wks 8 – 12 Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
- Examen • 18 páginas • 2024
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- 10,59 €
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Building simpler models with fewer factors helps avoid which problems? 
A. Overfitting 
B. Low prediction quality 
C. Bias in the most important factors 
D. Difficulty in interpretation 
: A. Overfitting 
D. Difficulty of interpretation 
Two main reasons to limit # of factors in a model. 
: 1. Overfitting 
2. Simplicity 
When is overfitting likely to happen? 
: When the number of factors is close to the number of data points
-
ISYE 6501 -Exam 2 Wks 8 – 12 Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
- Examen • 5 páginas • 2024
-
- 11,55 €
- + aprende más y mejor
Building simpler models with fewer factors helps avoid which problems? 
A. Overfitting 
B. Low prediction quality 
C. Bias in the most important factors 
D. Difficulty in interpretation 
: A. Overfitting 
D. Difficulty of interpretation 
Two main reasons to limit # of factors in a model. 
: 1. Overfitting 
2. Simplicity 
When is overfitting likely to happen? 
: When the number of factors is close to the number of data points. 
2 | P a g e 
How does using a # of factors that is close to the numb...
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