Artificial Intelligence & Machine Learning Basics
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Questions and Answers

What is the primary function of the ID3 algorithm in machine learning?

  • To classify data based on user-defined rules
  • To predict continuous outcomes based on regression analysis
  • To construct a decision tree based on information gain (correct)
  • To cluster similar data points into groups

What is the target attribute in the tennis example?

  • Play Tennis? (correct)
  • Temperature
  • Outlook
  • Humidity

How does the ID3 algorithm determine which attribute to use at each node?

  • Randomly selects an attribute
  • Uses a pre-defined order of attributes
  • Selects the attribute with the highest information gain (correct)
  • Uses user-defined weights for each attribute

What type of data is used to construct the decision tree in the tennis example?

<p>Categorical data (C)</p> Signup and view all the answers

What is the purpose of using information gain in the ID3 algorithm?

<p>To select the most informative attributes (D)</p> Signup and view all the answers

What is the outcome of the decision tree constructed using the ID3 algorithm?

<p>A predictive model for playing tennis (D)</p> Signup and view all the answers

What is the primary goal of integrating data from multiple imaging modalities in deep learning?

<p>To improve diagnosis of psychological disorders (B)</p> Signup and view all the answers

What is the significance of the study on brain network connectivity in individuals with depression?

<p>It shows that brain network connectivity is a key predictor of treatment response (C)</p> Signup and view all the answers

What is the advantage of using neuroimaging data to estimate treatment outcomes in social anxiety disorder?

<p>It results in a five-fold increase in accuracy compared to behavioral assessment tools alone (A)</p> Signup and view all the answers

What is the purpose of using decision trees in the context of mortgage applications?

<p>To translate complex decision-making rules into explicit criteria (B)</p> Signup and view all the answers

How can a decision tree be designed to capture the practices of a bank's mortgage loan officers?

<p>By asking a team of mortgage loan officers to work out a decision tree (D)</p> Signup and view all the answers

What is the potential benefit of using deep learning to integrate data from multiple imaging modalities?

<p>It allows for the tailoring of treatment for psychological disorders based on neuroimaging data (C)</p> Signup and view all the answers

What is the primary goal of Strong AI?

<p>To understand and learn any task that a human can (D)</p> Signup and view all the answers

What is the primary application of Expert Systems?

<p>To replicate human experts in specialized domains (A)</p> Signup and view all the answers

What is the primary characteristic of Deep Learning?

<p>Involving numerous layers of algorithms (D)</p> Signup and view all the answers

What has driven the boom in Machine Learning research in the 21st century?

<p>Growth in computing power and availability of large data sets (B)</p> Signup and view all the answers

What is the primary application of Machine Learning in Expert Systems?

<p>To construct decision trees by analyzing large databases (C)</p> Signup and view all the answers

What is the primary goal of Applied AI?

<p>To make machines learn how to master complex tasks (B)</p> Signup and view all the answers

What is the primary characteristic of Neural Networks?

<p>Similar to the neural networks present in the human brain (D)</p> Signup and view all the answers

What is the primary application of MYCIN?

<p>To diagnose infectious diseases (A)</p> Signup and view all the answers

What is the primary advantage of Machine Learning?

<p>Enables machines to learn from experience and improve performance (B)</p> Signup and view all the answers

What is the primary limitation of Machine Learning?

<p>CAPTCHA is a limitation (A)</p> Signup and view all the answers

What is the purpose of calculating correlations between the target attribute and other attributes?

<p>To determine the highest information gain (D)</p> Signup and view all the answers

What is the meaning of a positive correlation?

<p>A direct proportional relationship between attributes (A)</p> Signup and view all the answers

Which attribute has the highest information gain according to the given data?

<p>Outlook (D)</p> Signup and view all the answers

What is the outcome of the decision tree algorithm in this scenario?

<p>A decision tree with Outlook as the first node (B)</p> Signup and view all the answers

What is the implication of a high information gain for an attribute?

<p>The attribute has a strong correlation with the target attribute (A)</p> Signup and view all the answers

What is the main challenge machine learning algorithms like ID3 face when dealing with raw data?

<p>Working with uninterpreted data such as photographs (C)</p> Signup and view all the answers

What is the primary purpose of Google's CAPTCHA tool?

<p>To prevent spam on the internet (C)</p> Signup and view all the answers

How does ReCAPTCHA contribute to Google's book digitalization project?

<p>By showing words from books that computers can't understand (A)</p> Signup and view all the answers

What is the advantage of No CAPTCHA reCAPTCHA over traditional CAPTCHAs?

<p>It can detect bots more accurately (C)</p> Signup and view all the answers

What is the finding of the Computer-Based Personality Judgments Study?

<p>Machine learning based judgments are more accurate than human judgments (C)</p> Signup and view all the answers

What is the significance of the study on machine learning based judgments of personality?

<p>It has huge implications for psychological assessment and marketing (B)</p> Signup and view all the answers

What is the ultimate goal of companies that gather 'big data'?

<p>To personalize ads for users (D)</p> Signup and view all the answers

How does No CAPTCHA reCAPTCHA remember users who have proven they're human?

<p>By using a risk analysis engine (D)</p> Signup and view all the answers

What is the significance of the fact that humans got complex CAPTCHAs right only 33% of the time?

<p>It highlights the limitations of using complex CAPTCHAs (D)</p> Signup and view all the answers

What is the main advantage of using machine learning algorithms like ID3?

<p>They are highly dependent on how their databases are labeled and categorized (A)</p> Signup and view all the answers

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