Quiz 2 Answers

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San Jose State University *

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257

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Statistics

Date

Jan 9, 2024

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Uploaded by MagistratePorpoiseMaster286

Quiz #2 Due Mar 11 at 11:59pm Points 5 Questions 5 Available Mar 11 at 12am - Mar 11 at 11:59pm about 24 hours Time Limit 5 Minutes This quiz was locked Mar 11 at 11:59pm. A ! empt History Attempt Time Score LATEST Attempt 1 3 minutes 4 out of 5 Score for this quiz: 4 out of 5 Submitted Mar 11 at 10:17pm This attempt took 3 minutes. 1 / 1 pts Question 1 For a binary classification problem, the decision boundary of logistic regression is linear Correct! Correct! quadratic can not be determined with the given information non-linear 1 / 1 pts Question 2 Which of the followings is an appropriate metric for classification?

MSE RSE RSS Misclassification Error Correct! Correct! 1 / 1 pts Question 3 Which of the following method utilizes Bayes theorem to estimate the posterior probability? Linear regression Problem Linear discriminant analysis Correct! Correct! KNN Logistic regression 0 / 1 pts Question 4 In multiple logistic regression, how many coefficients are there? 0 2 p+1 Correct Answer Correct Answer Correct Answer Correct Answer p You Answered You Answered You Answered You Answered

1 / 1 pts Question 5 Which of the following is NOT related to a classification problem? We examine a number of factors that relate to wages for a group of males from the Atlantic region of the United States. In particular, we wish to understand the association between an employee’s age and education, as well as the calendar year, on his wage. Correct! Correct! A person arrives at the emergency room with a set of symptoms that could possibly be attributed to one of three medical conditions. Which of the three conditions does the individual have? An online banking service must be able to determine whether or not a transaction being performed on the site is fraudulent, on the basis of the user’s IP address, past transaction history, and so forth. On the basis of DNA sequence data for a number of patients with and without a given disease, a biologist would like to figure out which DNA mutations are deleterious (disease-causing) and which are not. Quiz Score: 4 out of 5

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Quiz 2 Answers

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