When is knn used Study guides, Class notes & Summaries
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UPDATED ISYE 6501 Midterm 1 EXAM QUESTIONS WITH 100% SOLUTIONS LATEST 2024
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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 
- For example, a classification tree might have a different SVM or KNN model at each 
lea...
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ISYE 6501 Spring '23 Exam 1 QUESTIONS WITH 100% SOLUTIONS LATEST UPDATE 2023/2024
- Exam (elaborations) • 6 pages • 2023
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ISYE 6501 Spring 
'23 Exam 1 
QUESTIONS WITH 
100% SOLUTIONS 
LATEST UPDATE 
2023/2024 
What is modeling? - ANSWER Describing a real-life situation mathematically, analyzing 
the math and then turning the math back into a real-life situation. 
What is a data point? - ANSWER A row of data. All of the information about one 
observation. 
What are some (4) names for columns of data? - ANSWER Attributes, features, 
covariates, predictors 
Name some common types of structured data (5) - ANSWE...
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LATEST ISYE 6501 Spring '23 Exam 1 QUESTIONS WITH 100% SOLUTIONS 2024
- Exam (elaborations) • 6 pages • 2024
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What is modeling? - ANSWER Describing a real-life situation mathematically, analyzing 
the math and then turning the math back into a real-life situation. 
What is a data point? - ANSWER A row of data. All of the information about one 
observation. 
What are some (4) names for columns of data? - ANSWER Attributes, features, 
covariates, predictors 
Name some common types of structured data (5) - ANSWER Quantitative, categorical, 
binary, unrelated, time series 
What is binary data? - ANSWER A su...
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ISYE 6501 MIDTERM 1 FINAL PRACTICE TEST
- Exam (elaborations) • 6 pages • 2024
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ISYE 6501 MIDTERM 1 FINAL PRACTICE 
TEST 
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. - CORRECT 
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. 
- CORRECT ANSWER-True 
- For example, a classific...
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MKT 245 Exam 2 Dr. Tong Questions and Answers Graded A+
- Exam (elaborations) • 13 pages • 2023
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clicking the Tableau icon in the upper left corner of any page allows you to do what - visit the start page. 
 
Which data sources do Tableau allow you to access and build viz?· - excel, text file, Json file, microsoft office, and pdf file 
 
In the Worksheet tab, in the Data pane, Tableau assigns any fields that contain discrete categorical information to the Dimensions area. What goes under Measures? - measures are fields that can be averaged or summed. 
 
how do we add color in tabl...
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ISYE 6501 Midterm 1 QUESTIONS CORRECTLY ANSWERED LATEST UPDAT
- Exam (elaborations) • 7 pages • 2023
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ISYE 6501 Midterm 1 
QUESTIONS CORRECTLY 
ANSWERED LATEST UPDATE 
Support Vector Machine(SVM) is a supervised machine learning 
algorithm used for? - ANSWER Classification 
How to split the data if we only have one model? - ANSWER 
70% training data, 30% testing data 
How to split the data if we want to compare models? - ANSWER 
70% training, 15% validation and 15% testing 
When do we need to do scaling in data? - ANSWER When our 
factors/attributes/dimensions are orders of magnitude differe...
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ISYE 6501 Midterm Actual EXAM QUESTIONS WITH VERIFIED ANSWERS LATEST UPDATE | VERIFIED
- Exam (elaborations) • 7 pages • 2023
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ISYE 6501 Midterm Actual EXAM 
QUESTIONS WITH VERIFIED 
ANSWERS LATEST UPDATE | 
VERIFIED 
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. - ANSW...
-
ISYE 6501 Midterm 1 QUESTIONS CORRECTLY ANSWERED LATEST UPDATE
- Exam (elaborations) • 7 pages • 2024
- Available in package deal
-
- $8.49
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ISYE 6501 Midterm 1 
QUESTIONS CORRECTLY 
ANSWERED LATEST UPDATE 
Support Vector Machine(SVM) is a supervised machine learning 
algorithm used for? - ANSWER Classification 
How to split the data if we only have one model? - ANSWER 
70% training data, 30% testing data 
How to split the data if we want to compare models? - ANSWER 
70% training, 15% validation and 15% testing 
When do we need to do scaling in data? - ANSWER When our 
factors/attributes/dimensions are orders of magnitude different 
...
-
ISYE 6501 EXAM QUESTIONS WITH 100% SOLUTIONS 2024
- Exam (elaborations) • 5 pages • 2024
-
- $10.49
- + learn more
Support Vector Machine(SVM) is a supervised machine learning algorithm used for? - 
ANSWER Classification 
How to split the data if we only have one model? - ANSWER 70% training data, 30% 
testing data 
How to split the data if we want to compare models? - ANSWER 70% training, 15% 
validation and 15% testing 
When do we need to do scaling in data? - ANSWER When our 
factors/attributes/dimensions are orders of magnitude different such as income vs. 
credit score (income is much much larger) 
Whic...
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ISYE 6501 Midterm 1 EXAM QUESTIONS WITH VERIFIED SOLUTIONS 100% LATEST UPDATE 2023/2024
- Exam (elaborations) • 8 pages • 2023
- Available in package deal
-
- $13.99
- + learn more
ISYE 6501 Midterm 1 EXAM 
QUESTIONS WITH VERIFIED 
SOLUTIONS 100% 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. - ANSW...
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