Exam 1: Introduction
Exam 1: Introduction49 Questions
Exam 2: Descriptive Statistics84 Questions
Exam 3: Data Visualization69 Questions
Exam 4: Descriptive Data Mining56 Questions
Exam 5: Probability: an Introduction to Modeling Uncertainty62 Questions
Exam 6: Statistical Inference62 Questions
Exam 7: Linear Regression71 Questions
Exam 8: Time Series Analysis and Forecasting58 Questions
Exam 9: Predictive Data Mining40 Questions
Exam 10: Spreadsheet Models64 Questions
Exam 11: Linear Optimization Models58 Questions
Exam 12: Integer Linear Optimization Models56 Questions
Exam 13: Nonlinear Optimization Models55 Questions
Exam 14: Monte Carlo Simulation59 Questions
Exam 15: Decision Analysis58 Questions
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_____________________ refers to the technology that allows data, collected from sensors in all types of machines, to be sent over the Internet to repositories where it can be stored and analyzed.
(Multiple Choice)
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___________________ may be used to develop an optimal strategy when a decision maker is faced with several decision alternatives and an uncertain set of future events.
(Short Answer)
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Business analytics is the __________________________ process of transforming data into insight for making better decisions.
(Short Answer)
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A mathematical model that gives the best decision, subject to the situation's constraints, is an a(n) _________________.
(Short Answer)
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____________________ analytics is the analysis of online activity, such as visits to websites or social media.
(Short Answer)
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In the financial sector, ___________________________ are used to construct financial instruments such as derivatives.
(Multiple Choice)
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Which one of the following is used in predictive analytics?
(Multiple Choice)
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A forecast that helps direct police officers to areas where crimes are likely to occur based on past data is an example of
(Multiple Choice)
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A data __________________ is trained in both computer science and statistics and knows how to effectively process and analyze large amounts of data.
(Short Answer)
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A better understanding of consumer behavior through analytics directly leads to
(Multiple Choice)
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The use of analytical techniques for better understanding patterns and relationships that exist in large data sets is ______________.
(Short Answer)
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The U.S. Internal Revenue Service uses _____________ to identify patterns that distinguish questionable annual personal income tax filings.
(Multiple Choice)
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A retail store owner offers a discount on product A and predicts that the customers would purchase products B and C in addition to product A. Identify the technique used to make such a prediction.
(Multiple Choice)
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A data ______________ is a request to obtain information with certain characteristics from a database.
(Short Answer)
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One of the 4 Vs of big data that refers to uncertainty due to data inconsistency and incompleteness, ambiguities, latency, deception, and model approximations is _________.
(Short Answer)
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