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Les deux révisions précédentes Révision précédente Prochaine révision | Révision précédente Dernière révision Les deux révisions suivantes | ||
python:first_course_statistics [2016/11/29 12:58] Beretta, Anna Letizia |
python:first_course_statistics [2017/02/09 14:27] Francesco Beretta [Boxplot (p. 6)] |
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import matplotlib.pyplot as plt | import matplotlib.pyplot as plt | ||
import pandas as pd | import pandas as pd | ||
- | gysr1_boxplot = pd.read_csv('...\geyser1.TAB', '\t') | + | gysr1_boxplot = pd.read_csv('.../geyser1.TAB', '\t') |
data_gysr1 = gysr1_boxplot['Interval'] | data_gysr1 = gysr1_boxplot['Interval'] | ||
plt.boxplot(data_gysr1) | plt.boxplot(data_gysr1) | ||
Ligne 55: | Ligne 55: | ||
import matplotlib.pyplot as plt | import matplotlib.pyplot as plt | ||
import pandas as pd | import pandas as pd | ||
- | geysr1_scatterplot = pd.read_csv('...\geyser1.TAB', '\t') | + | geysr1_scatterplot = pd.read_csv('.../geyser1.TAB', '\t') |
geysr1_data_Xax = geysr1_scatterplot['Duration'] | geysr1_data_Xax = geysr1_scatterplot['Duration'] | ||
geysr1_data_Yax = geysr1_scatterplot['Interval'] | geysr1_data_Yax = geysr1_scatterplot['Interval'] | ||
Ligne 290: | Ligne 290: | ||
+ | ===== Productivity versus quality in the assembly plant (p.29) ===== | ||
+ | It worked the first time but now it doesn't work again. Maybe again a windows error? | ||
+ | <code python> | ||
+ | #1 | ||
+ | import matplotlib.pyplot as plt | ||
+ | import pandas as pd | ||
+ | data_comparison = pd.read_csv('D:\Python\Libri\A_Casebook_for_a_First_Course_in_Statistics_and_Data_Analysis_Datasets\Data\Tab\prdq.TAB', '\t') | ||
+ | non_japanese = data_comparison.loc[data_comparison['QualNonJ']] | ||
+ | japanese = data_comparison.loc[data_comparison['QualJapn']] | ||
+ | plt.boxplot([non_japanese['Quality'],japanese['Quality']], labels= ['Non-japanese','Japanese']) | ||
+ | plt.show() | ||
+ | |||
+ | #2 | ||
+ | import matplotlib.pyplot as plt | ||
+ | import pandas as pd | ||
+ | data_comparison = pd.read_csv('D:\Python\Libri\A_Casebook_for_a_First_Course_in_Statistics_and_Data_Analysis_Datasets\Data\Tab\prdq.TAB', '\t') | ||
+ | non_japanese = data_comparison.loc[data_comparison['ProdNonJ']] | ||
+ | japanese = data_comparison.loc[data_comparison['ProdJapn']] | ||
+ | plt.boxplot([non_japanese['Producti'],japanese['Producti']], labels= ['Non-japanese','Japanese']) | ||
+ | plt.show() | ||
+ | </code> |