Introduction to Data Mining
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Questions and Answers

What is the primary motivation for data mining according to the text?

  • To extract interesting knowledge from data (correct)
  • To store tremendous amounts of data
  • To automate data collection
  • To understand patterns in databases

According to the text, what does Aristotle Onassis' quote 'The key in business is to know something that nobody else knows' imply?

  • Data collection should be automated for business success
  • Unique knowledge is essential for success in business (correct)
  • Data mining is not necessary for business success
  • Data storage is the key to business success

What problem does the statement 'We are drowning in data, but starving for knowledge' highlight?

  • Lack of data collection tools
  • The need for knowledge despite abundant data (correct)
  • Excessive data storage
  • Insufficient database technology

What does the text propose as a solution to the problem of drowning in data but starving for knowledge?

<p>Data mining (A)</p> Signup and view all the answers

What is the role of data mining according to the text?

<p>Extraction of interesting knowledge from data (C)</p> Signup and view all the answers

Which quote from the text emphasizes the need for understanding patterns?

<p>&quot;To understand is to perceive patterns.&quot; — Sir Isaiah Berlin (C)</p> Signup and view all the answers

What is the main goal of data mining?

<p>Identifying interesting patterns and trends in data (C)</p> Signup and view all the answers

From a managerial perspective, what are the potential benefits of data mining?

<p>Wealth generation, security, and strategic decision making (D)</p> Signup and view all the answers

What is the data mining process known as KDD?

<p>Knowledge Discovery in Databases (C)</p> Signup and view all the answers

What is the first step in the KDD process?

<p>Learning the application domain (C)</p> Signup and view all the answers

What is a challenge in data mining related to the patterns identified?

<p>Patterns may be inexact or completely fake when noisy data is present (B)</p> Signup and view all the answers

What is the main focus of data mining?

<p>Identifying hidden patterns and trends in data (B)</p> Signup and view all the answers

What does operational level management primarily focus on?

<p>Control oriented data (D)</p> Signup and view all the answers

In the context of data mining, what is the main objective of creating a target data set?

<p>(may take 60% of effort.) Data selection (A)</p> Signup and view all the answers

What represents a multidisciplinary field related to data mining?

<p>Machine Learning (A)</p> Signup and view all the answers

What does the 'interestingness criteria' in data mining refer to?

<p>Extraction of implicit, previously unknown and unexpected, novel, potentially extremely useful information from data (A)</p> Signup and view all the answers

What is NOT considered as part of data mining?

<p>Data visualization (B)</p> Signup and view all the answers

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