nerdexam
Amazon

MLS-C01 · Question #208

A data scientist is reviewing customer comments about a company's products. The data scientist needs to present an initial exploratory analysis by using charts and a word cloud. The data scientist…

The correct answer is C. Stemming D. Term frequency-inverse document frequency (TF-IDF). Sentiment analysis is the result of analysis, not feature engineering.

Exploratory Data Analysis

Question

A data scientist is reviewing customer comments about a company's products. The data scientist needs to present an initial exploratory analysis by using charts and a word cloud. The data scientist must use feature engineering techniques to prepare this analysis before starting a natural language processing (NLP) model. Which combination of feature engineering techniques should the data scientist use to meet these requirements? (Choose two.)

Options

  • ANamed entity recognition
  • BCoreference
  • CStemming
  • DTerm frequency-inverse document frequency (TF-IDF)
  • ESentiment analysis

How the community answered

(26 responses)
  • A
    15% (4)
  • B
    4% (1)
  • C
    73% (19)
  • E
    8% (2)

Explanation

Sentiment analysis is the result of analysis, not feature engineering.

Topics

#Text Preprocessing#Feature Engineering#NLP Fundamentals#EDA Techniques

Community Discussion

No community discussion yet for this question.

Full MLS-C01 Practice