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  1. Explain how a dataframe structure can be created using list of dictionary values in Python?

  2. How can a new column be added to an existing dataframe in Python?

  3. How can a dataframe be created using a dictionary of Series in Python?

  4. How can a column of a dataframe be deleted in Python?

  5. How can Seaborn library be used to display Histograms in Python?

  6. How to delete a column of a dataframe using the ‘pop’ function in Python?

  7. How to get the sum of a specific column of a dataframe in Pandas Python?

  8. How can a new column be created to a dataframe using the already present columns in Python?

  9. How to get the mean of columns that contains numeric values of a dataframe in Pandas Python?

  10. How can scikit-learn library be used to get the resolution of an image in Python?

  11. How to view the pixel values of an image using scikit-learn in Python?

  12. How to find contours of an image using scikit-learn in Python?

  13. Discuss how the sort function can be applied on NumPy arrays in Python?

  14. How can decision tree be used to construct a classifier in Python?

  15. How to get the mean of a specific column in a dataframe in Python?

  16. How to find the standard deviation of specific columns in a dataframe in Pandas Python?

  17. How can data be summarized in Pandas Python?

  18. How can a specific operation be applied row wise or column wise in Pandas Python?

  19. How to apply functions element-wise in a dataframe in Python?

  20. How can scikit learn library be used to preprocess data in Python?
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