Data Mining Course Quiz

10 Questions | Total Attempts: 13041

SettingsSettingsSettings
Data Mining Course Quiz - Quiz

Play this fantastic Data mining course quiz. Data is an essential aspect of information gathering for assessment, and thus data mining is essential. The quiz below will give you a better understanding of data mining and how to go about it. Take it up.


Questions and Answers
  • 1. 
    The problem of finding hidden structures in unlabeled data is called...
    • A. 

      Supervised learning

    • B. 

      Unsupervised learning

    • C. 

      Reinforcement learning

  • 2. 
    The task of inferring a model from labeled training data is called...
    • A. 

      Unsupervised learning

    • B. 

      Supervised learning

    • C. 

      Reinforcement learning

  • 3. 
    Some telecommunication company wants to segment their customers into distinct groups in order to send appropriate subscription offers. This is an example of...
    • A. 

      Supervised learning

    • B. 

      Data extraction

    • C. 

      Seriation

    • D. 

      Unsupervised learning

  • 4. 
    Self-organizing map is an example of...
    • A. 

      Unsupervised learning

    • B. 

      Supervised learning

    • C. 

      Reinforcement learning

    • D. 

      Missing data imputation

  • 5. 
    You are given data about seismic activity in Japan, and you want to predict the magnitude of the next earthquake. This is in an example of...
    • A. 

      Supervised learning

    • B. 

      Unsupervised learning

    • C. 

      Seriation

    • D. 

      Dimensionality reduction

  • 6. 
    Assume you want to perform supervised learning and to predict the number of newborns according to the size of the storks' population (http://www.brixtonhealth.com/storksBabies.pdf). It is an example of...
    • A. 

      Classification

    • B. 

      Regression

    • C. 

      Clustering

    • D. 

      Structural equation modeling

  • 7. 
    Discriminating between spam and ham e-mails  is a classification task, true or false?
    • A. 

      True

    • B. 

      False

  • 8. 
    In the example of predicting the number of babies based on storks' population size, the number of babies is...
    • A. 

      Outcome

    • B. 

      Feature

    • C. 

      Attribute

    • D. 

      Observation

  • 9. 
    It may be better to avoid the metric of ROC curve as it can suffer from accuracy paradox.
    • A. 

      True

    • B. 

      False

Back to Top Back to top