Exam isye 6501 midterm - Study guides, Class notes & Summaries

ISYE 6501 MIDTERM EXAM 2 SPRING 2023/ACTUAL EXAM WITH 100% CORRECT DETAILED ANSWERS.VERIFIED AND GRADED A+: GEORGIA INSTITUTE OF TEHNOLOGY

What do descriptive questions ask?-Answer What happened? (e.g., which customers are most alike) What do predictive questions ask?-Answer What will happen? (e.g., what will Google's stock price be?) What do prescriptive questions ask?-Answer What action(s) would be best? (e.g., where to put traffic lights) What is a model?-Answer Real-life situation expressed as math. What do classifiers help you do?-Answer differentiate What is a soft classifier and when is it used?-Answer In s...

ISYE 6501 - Midterm 2 EXAM QUESTIONS WITH VERIFIED SOLUTIONS 100% LATEST UPDATE When might overfitting occur - ANSWER when the # of factors is close to or larger than the # of data points causing the model to potentially fit too closely to random effects Why are simple models better than complex ones - ANSWER less data is required; less chance of insignificant factors and easier to interpret What is forward selection - ANSWER we select the best new factor and see if it's good ...

ISYE 6501 - Midterm 2 EXAM QUESTIONS WITH VERIFIED SOLUTIONS 100% LATEST UPDATE When might overfitting occur - ANSWER when the # of factors is close to or larger than the # of data points causing the model to potentially fit too closely to random effects Why are simple models better than complex ones - ANSWER less data is required; less chance of insignificant factors and easier to interpret What is forward selection - ANSWER we select the best new factor and see if it's good ...

ISYE-6501 Midterm Exam QUESTIONS & CORRECT ANSWERS What is modeling? A real life situation expressed as math. What is a classification model? A model that puts things into categories. e.g. a loan applicant classification with a SVM splitting people into 2 buckets - yes and no. What is a data point? A 'row' of data essentially. It is not just one attribute (column) on a row of data. What is Quantitative Data numbers that have meaning What is Categorical Data Non-numeric informa...

ISYE 6501 Midterm EXAM QUESTIONS WITH 100% SOLUTIONS LATEST UPDATE 2023/2024 What does SVM stand for? - ANSWER Support Vector Machine Is written text structured or unstructured? - ANSWER Unstructured When we increase the sum of the square of the coefficients we... - ANSWER Decrease the distance between the lines In SVM soft classifier we tradeoff between maximizing ___ and minimizing ___ - ANSWER margin and errors If lambda gets small what gets emphasized, large margin or minimiz...

ISYE 6501 - Midterm 2 Exam 2024 when might overfitting occur - answerwhen the # of factors is close to or larger than the # of data points causing the model to potentially fit too closely to random effects Why are simple models better than complex ones - answerless data is required; less chance of insignificant factors and easier to interpret what is forward selection - answerwe select the best new factor and see if it's good enough (R^2, AIC, or p-value) add it to our model and fit the ...

ISYE 6501 MIDTERM EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ & PASSEDISYE 6501 MIDTERM EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ & PASSED

ISYE 6501 Midterm 1 Exam With Complete Solutions 2024