numpy and pandas

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Across
  1. 2. used to filter a row
  2. 5. 3d arrays can be converted to 2d arrays using this function
  3. 6. subset the dataframe as an array
  4. 8. argument to drop and rename method of data frame which takes a Boolean value
  5. 9. to add the row index as a column of a data frame
Down
  1. 1. to Find the position of the max element
  2. 3. to order the data of a dataFrame
  3. 4. converts nXm matrix into mXn matrix
  4. 7. used for accessing rows based on row labels