Answers for "python count number of occurrences in series"

relativefrequencies of the unique values pandas

df.value_counts(normalize=True)

Posted by: Guest on June-07-2020

python - count number of occurence in a column

print df
  col1 education
0    a       9th
1    b       9th
2    c       8th

len(df[df['education'] == '9th'])

Posted by: Guest on December-14-2020

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