Text Cleaning Techniques Quiz
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Questions and Answers

What is the purpose of text normalizing in the context of data analysis?

  • To remove stopwords like 'the' and 'and'
  • To remove HTML tags and punctuation from the text
  • To add extra data and special characters to the text
  • To convert all text to lowercase for consistency (correct)

Which of the following is a part of noise reduction in text cleaning?

  • Converting all text to uppercase
  • Removing stopwords like 'the' and 'and'
  • Adding more special characters to the text
  • Removing extra data like HTML tags and punctuation (correct)

Why is it important to remove stopwords from text data before analysis?

  • Stopwords improve the readability of the text
  • Stopwords can cause inconsistency in the data (correct)
  • Stopwords provide significant analytical data
  • Stopwords are used for encryption purposes

Which of the following is NOT a step in text cleaning techniques?

<p>Noise Amplification (C)</p> Signup and view all the answers

What is the primary benefit of removing extra data from text during noise reduction?

<p>To ensure consistency in the data (A)</p> Signup and view all the answers
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