[英]How to find percentage in dataframe?
maleWomanSurvey = survey[(survey.Gender == 'Man') | (survey.Gender == 'Woman')]
maleWomanSurvey[maleWomanSurvey.Occupation == 'Currently not employed'].groupby('Gender').size()*100/maleWomanSurvey.groupby('Gender').size()
我想在我的數據中找到當前未就業的男性和女性的百分比。 我怎樣才能更輕松地做到這一點? 當我使用 group by 兩次時,我覺得我在做代碼重復。
想法是使用sum
count
True
s per Gender
,所以首先將Gender
轉換為索引,然后使用cum
per level=0
,這里是 per Gender
:
survey = survey.set_index('Gender')
m1 = (survey.Gender == 'Man') | (survey.Gender == 'Woman')
m2 = survey.Occupation == 'Currently not employed'
(m1 & m2).sum(level=0)*100/m1.sum(level=0)
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