Text Analytics Quiz

What you'll be asked

1. Which of the following is the primary goal of Sentiment Analysis in text analytics?
2. In the context of text preprocessing, what is the purpose of 'Lemmatization'?
3. You are building a model to categorize customer support emails. Which technique is most effective for identifying the 'topic' of an email without pre-defined labels?
4. If you are processing a dataset of legal documents and need to extract specific names of organizations, dates, and locations, which NLP task should you apply?
5. When converting text into a numerical format using TF-IDF, what happens to words that appear very frequently across all documents in your corpus?

Answers and explanations come after you submit.