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RSS订阅原创 完美解决共线性数据的问题
import numpy as npimport pandas as pd import matplotlib.pyplot as pltimport statsmodels.api as smimport statsmodels.stats.outliers_influence from statsmodels.stats.outliers_influence import variance_inflation_factorOlsdata=pd.read_csv("C:/Users/可乐
2021-12-23 15:03:53
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原创 CHAPTER 7 WEIGHTED LEAST SQUARES
7.4 EDUCATION EXPENDITURE DATATable 7.4 and Figure 7.3-4import pandas as pdimport statsmodels.api as smimport numpy as npimport matplotlib.pyplot as pltfrom statsmodels.stats.outliers_influence import variance_inflation_factordata=pd.read_csv('C:/
2021-12-03 14:46:04
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原创 CHAPTER 11 VARIABLE SELECTION PROCEDURES
11.10 A STUDY OF SUPERVISOR PERFORMANCEimport pandas as pdfrom statsmodels.stats.outliers_influence import variance_inflation_factorimport numpy as npimport statsmodels.api as smfrom prettytable import PrettyTableimport matplotlib.pyplot as pltdat
2021-12-01 16:48:26
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原创 EX10 BIASED ESTIMATION OF REGRESSION COEFFICIENTS
import numpy as npimport pandas as pd import matplotlib.pyplot as pltimport statsmodels.api as smimport statsmodels.stats.outliers_influence from prettytable import PrettyTablefrom statsmodels.stats.outliers_influence import variance_inflation_factor
2021-11-25 16:13:33
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原创 chapter 9续
ex1import numpy as npimport pandas as pd import matplotlib.pyplot as pltimport statsmodels.api as smimport statsmodels.stats.outliers_influence from prettytable import PrettyTabledata=pd.read_csv("C:/Users/可乐怪/Desktop/csv/P224.csv")data['constant'
2021-11-17 20:37:33
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原创 chapter5第一次作业
5.5import pandas as pdimport numpy as npimport statsmodels.api as smimport matplotlib.pyplot as plt (1)3个示性变量data=pd.read_csv('C:/Users/可乐怪/Desktop/csv/P147.csv')dummy=pd.get_dummies(data['Fertilizer'])#将data的列名映射到prefix,类别变量转换为one-hot编码# data=pd.
2021-11-16 20:25:40
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原创 CHAPTER 9 ANALYSIS OF COLLINEAR DATA
Ex1import pandas as pd import matplotlib.pyplot as pltimport statsmodels.api as smimport statsmodels.stats.outliers_influence from prettytable import PrettyTabledata['constant']=1data['index']=range(1,71)table 9.3print(model.summary())outlier
2021-11-16 13:46:13
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原创 Regression Chapter 8
EX1import numpy as npimport pandas as pd import matplotlib.pyplot as pltimport statsmodels.api as smimport statsmodels.stats.outliers_influence # 异常值检验data=pd.read_csv("C:/Users/可乐怪/Desktop/csv/P199.csv")data['constant']=1table8.2model=sm.O
2021-11-11 22:09:50
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原创 优化拟合效果
import pandas as pdimport numpy as npimport statsmodels.api as smimport matplotlib.pyplot as pltfrom statsmodels.stats.outliers_influence import variance_inflation_factor(a)拟合模型：data=pd.read_csv('C:/Users/可乐怪/Desktop/csv/P174.csv')data.insert(1,.
2021-11-08 12:03:24
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