QUESTION 4 If df is a DataFrame, what does the following statement do? df.fillna(0) Fills last row of DataFrame df with zeroes Fills first row of DataFrame df with zeroes Deletes all rows that are filled with zeroes in DataFrame df This will replace all NaN in DataFrame df with 0. QUESTION 5 Show transcribed image text QUESTION 4 If df is a DataFrame, what does the following statement do? df.fillna(0) Fills last row of DataFrame df with zeroes Fills first row of DataFrame df with zeroes Deletes all rows that are filled with zeroes in DataFrame df This will replace all NaN in DataFrame df with 0. QUESTION 5
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Answer to QUESTION 4 If df is a DataFrame, what does the following statement do? df.fillna(0) Fills last row of DataFrame df with …