Data science crossword

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Across
  1. 5. one of the two types of data
  2. 6. it is a free version control system.
  3. 7. python library used to work with arrays.
  4. 8. _____ represents features in a matrix.
Down
  1. 1. Naive bayes is what type of algorithm?
  2. 2. which language is popularly used in data science?
  3. 3. Machine learning is a subset of?
  4. 4. one of the measures of central tendency