AN 300 -Exam 2 Questions with Correct Answers 100% Verified

AN 300 -Exam 2 Questions with Correct Answers 100% Verified Which of the following is true about cluster analysis? Check all that apply. -It is a descriptive analytics technique -It is to discover associations between objects. -It is used to discover natural groupings of objects. -It is to answer what has happened questions. -It is a descriptive analytics method. -It is to answer what could happen questions. - Correct Answer -It is a descriptive analytics technique. -It is used to discover natural groupings of objects. -It is to answer what has happened questions. Which of the following is a characteristic of a cluster analysis problem? (Check all that apply): -The data that describes the object must be given. -Its objective is to maximize similarities of objects between groups. -The data on group memberships must be given. -It is about how to discover -It is about how to organize objects into groups. -Its objective is to maximize similarities of objects within groups. - Correct Answer -The data that describes the object must be given. -It is about how to organize objects into groups. -Its objective is to maximize similarities of objects within groups. You have data on the weight and height of patients. Which similarity measure should be used to calculate how similar a group of patients is to one another? -Manhattan coefficient -Correlation coefficient -Euclidean distance -Matching coefficient -Straight line distance - Correct Answer -Euclidean distance You have