In [4]:
%matplotlib inline

In [2]:
import pandas as pd
import numpy as np

data = pd.read_excel('../../bd/BANCO_FINAL.xlsx')

In [3]:
# TODO: Calculate number of students
n_students = data.shape[0]

# TODO: Calculate number of features
n_features = len(data.columns[:-2])

# TODO: Calculate passing students
n_curso = data[data.DESISTENTE == 'SIM'].shape[0]

# TODO: Calculate failing students
n_desistentes = data[data.DESISTENTE == 'NÃO'].shape[0]

# TODO: Calculate graduation rate
grad_rate = 1 - n_desistentes/n_students

# Print the results
print ("Número total de estudantes: {}".format(n_students))
print ("Número de características: {}".format(n_features))
print ("Número de estudantes em curso: {}".format(n_curso))
print ("Número de estudantes desistentes: {}".format(n_desistentes))
print ("Taxa de desistentes: {:.2f}%".format(grad_rate*100))


Número total de estudantes: 7156
Número de características: 26
Número de estudantes em curso: 2137
Número de estudantes desistentes: 5019
Taxa de desistentes: 29.86%

In [5]:
print(list(data.columns.values))


['INGRESSOCPF', 'CAMPUS', 'ANO', 'DESISTENTE', 'SITUAÇÃO', 'Q1', 'Q2', 'Q3', 'Q4', 'Q5', 'Q6', 'Q7', 'Q8', 'Q9', 'Q10', 'Q11', 'Q12', 'Q13', 'Q14', 'Q15', 'Q16', 'Q17', 'Q18', 'Q19', 'CR', 'renda sm', 'Pessoas que vivem com essa renda', 'renda per']

In [6]:
# Extract feature columns
feature_cols = ['CAMPUS', 'ANO', 'Q1', 'Q2', 'Q3', 
                'Q4', 'Q5', 'Q6', 'Q7', 'Q8', 'Q9',
                'Q10', 'Q11', 'Q12', 'Q13', 'Q14',
                'Q15', 'Q16', 'Q17', 'Q18', 'Q19',
                'CR', 'renda sm',
                'Pessoas que vivem com essa renda', 'renda per']

# Extract target column 'passed'
target_col = ['DESISTENTE']

# Show the list of columns
print ("Feature columns:\n{}".format(feature_cols))
print ("\nTarget column: {}".format(target_col))


Feature columns:
['CAMPUS', 'ANO', 'Q1', 'Q2', 'Q3', 'Q4', 'Q5', 'Q6', 'Q7', 'Q8', 'Q9', 'Q10', 'Q11', 'Q12', 'Q13', 'Q14', 'Q15', 'Q16', 'Q17', 'Q18', 'Q19', 'CR', 'renda sm', 'Pessoas que vivem com essa renda', 'renda per']

Target column: ['DESISTENTE']

In [7]:
# Separate the data into feature data and target data (X_all and y_all, respectively)
X_all = data[feature_cols]
y_all = data[target_col]

In [20]:
X_all.groupby(['ANO']).count()


Out[20]:
CAMPUS Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 ... Q14 Q15 Q16 Q17 Q18 Q19 CR renda sm Pessoas que vivem com essa renda renda per
ANO
2012 1753 1753 1753 1753 1753 1753 1753 1753 1753 1753 ... 1753 1753 1753 1753 1753 1753 1753 1753 1753 1753
2013 2577 2577 2577 2577 2577 2577 2577 2577 2577 2577 ... 2577 2577 2577 2577 2577 2577 2577 2577 2577 2577
2014 2826 2826 2826 2826 2826 2826 2826 2826 2826 2826 ... 2826 2826 2826 2826 2826 2826 2826 2826 2826 2826

3 rows × 24 columns


In [7]:
if True:
    def preprocess_features(X):
        ''' Preprocesses the student data and converts non-numeric binary variables into
            binary (0/1) variables. Converts categorical variables into dummy variables. '''

        # Initialize new output DataFrame
        output = pd.DataFrame(index = X.index)

        # Investigate each feature column for the data
        for col, col_data in X.iteritems():

            # If data type is non-numeric, replace all yes/no values with 1/0
            if col_data.dtype == object:
                col_data = col_data.replace(['SIM', 'NÃO'], [1, 0])

            # If data type is categorical, convert to dummy variables
            if col_data.dtype == object:
                # Example: 'school' => 'school_GP' and 'school_MS'
                col_data = pd.get_dummies(col_data, prefix = col)  

            # Collect the revised columns
            output = output.join(col_data)

        return output

    X_all = preprocess_features(X_all)
    #y_all = preprocess_features(y_all)
print ("Processed feature columns ({} total features):\n".format(len(X_all.columns)))


Processed feature columns (75 total features):


In [8]:
X_norm = (X_all - X_all.mean()) / (X_all.max() - X_all.min())

In [9]:
from sklearn.decomposition import PCA
pca = PCA(2, random_state=42).fit(X_norm)
reduced_data = pca.transform(X_norm)
reduced_data = pd.DataFrame(reduced_data, columns = ['Dimension 1', 'Dimension 2'])

# Generate PCA results plot
import render as rs
pca_results = rs.pca_results(X_norm, pca)



In [10]:
# TODO: Apply your clustering algorithm of choice to the reduced data 
from sklearn.cluster import KMeans
from sklearn import mixture
from sklearn.metrics import silhouette_score

for n in range(2,10):
    clusterer = KMeans(n_clusters=n, random_state=42).fit(X_all)

# TODO: Predict the cluster for each data point
    preds = clusterer.predict(X_all)

# TODO: Find the cluster centers
    centers = clusterer.cluster_centers_

# TODO: Predict the cluster for each transformed sample data point
    sample_preds = clusterer.predict(X_all)

# TODO: Calculate the mean silhouette coefficient for the number of clusters chosen
    score = silhouette_score(X_all, preds)
    print ("Silhouette Score for {0} clusters is {1:.4f}.".format(n, score))


Silhouette Score for 2 clusters is 0.5141.
Silhouette Score for 3 clusters is 0.3136.
Silhouette Score for 4 clusters is 0.2761.
Silhouette Score for 5 clusters is 0.2768.
Silhouette Score for 6 clusters is 0.2251.
Silhouette Score for 7 clusters is 0.2235.
Silhouette Score for 8 clusters is 0.2226.
Silhouette Score for 9 clusters is 0.2049.

In [11]:
# TODO: Apply your clustering algorithm of choice to the reduced data 
from sklearn.cluster import KMeans
from sklearn import mixture
from sklearn.metrics import silhouette_score

for n in range(2,10):
    clusterer = KMeans(n_clusters=n, random_state=42).fit(reduced_data)

# TODO: Predict the cluster for each data point
    preds = clusterer.predict(reduced_data)

# TODO: Find the cluster centers
    centers = clusterer.cluster_centers_

# TODO: Predict the cluster for each transformed sample data point
    sample_preds = clusterer.predict(reduced_data)

# TODO: Calculate the mean silhouette coefficient for the number of clusters chosen
    score = silhouette_score(reduced_data, preds)
    print ("Silhouette Score for {0} clusters is {1:.4f}.".format(n, score))


Silhouette Score for 2 clusters is 0.5769.
Silhouette Score for 3 clusters is 0.5541.
Silhouette Score for 4 clusters is 0.5439.
Silhouette Score for 5 clusters is 0.5260.
Silhouette Score for 6 clusters is 0.5023.
Silhouette Score for 7 clusters is 0.4664.
Silhouette Score for 8 clusters is 0.4424.
Silhouette Score for 9 clusters is 0.4380.

In [12]:
# Display the results of the clustering from implementation
clusterer = KMeans(n_clusters=2, random_state=5).fit(reduced_data)
preds = clusterer.predict(reduced_data)
centers = clusterer.cluster_centers_
sample_preds = clusterer.predict(reduced_data)

rs.cluster_results(reduced_data, preds, centers)



In [13]:
centers


Out[13]:
array([[ 1.4546029 , -0.20806215],
       [-1.2116723 ,  0.17331407]])

In [14]:
y_clu = []
for row in reduced_data.iterrows():
    if np.linalg.norm(row[1]-centers[0]) > np.linalg.norm(row[1]-centers[1]):
        y_clu.append(0)
    else:
        y_clu.append(1)
print(y_clu)


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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]

In [15]:
X_all['clusters'] = y_clu
X_all.head()


Out[15]:
CAMPUS_B. SANTISTA CAMPUS_DIADEMA CAMPUS_GUARULHOS CAMPUS_OSASCO CAMPUS_S.JOSÉ DOS CAMPOS CAMPUS_S.PAULO ANO Q1_Casado(a) / mora com um(a) companheiro(a) / união estável Q1_Separado(a) / divorciado(a) / desquitado(a) Q1_Solteiro(a) ... Q18_Nunca trabalhei Q18_Sem jornada fixa, até 10 horas semanais Q19_Antes dos 18 anos Q19_Após os 18 anos Q19_Nunca trabalhei enquanto estudava CR renda sm Pessoas que vivem com essa renda renda per clusters
0 0.0 0.0 0.0 0.0 0.0 1.0 2012 0.0 0.0 1.0 ... 1.0 0.0 0.0 0.0 1.0 8.621 15.000000 4 3.750000 0
1 0.0 1.0 0.0 0.0 0.0 0.0 2014 0.0 0.0 1.0 ... 1.0 0.0 0.0 0.0 1.0 0.000 7.983425 4 1.995856 0
2 0.0 0.0 0.0 0.0 0.0 1.0 2012 0.0 0.0 1.0 ... 1.0 0.0 0.0 0.0 1.0 8.168 25.000000 5 5.000000 0
3 0.0 0.0 0.0 0.0 0.0 1.0 2013 0.0 0.0 1.0 ... 1.0 0.0 0.0 0.0 1.0 7.151 22.123894 4 5.530973 0
4 1.0 0.0 0.0 0.0 0.0 0.0 2012 0.0 0.0 1.0 ... 1.0 0.0 0.0 0.0 1.0 8.342 8.500000 5 1.700000 0

5 rows × 76 columns


In [16]:
pd.set_option('display.max_rows', len(X_all))

In [17]:
y_clu.count(0)


Out[17]:
3904

In [18]:
from IPython.display import display, HTML

In [19]:
HTML(X_all[X_all.clusters == 0].mode().to_html())


Out[19]:
CAMPUS_B. SANTISTA CAMPUS_DIADEMA CAMPUS_GUARULHOS CAMPUS_OSASCO CAMPUS_S.JOSÉ DOS CAMPOS CAMPUS_S.PAULO ANO Q1_Casado(a) / mora com um(a) companheiro(a) / união estável Q1_Separado(a) / divorciado(a) / desquitado(a) Q1_Solteiro(a) Q2_Não tenho filhos (as) Q2_Tenho filhos (as) Q3_Amarelo (a) Q3_Branco (a) Q3_Indígena Q3_Pardo (a) Q3_Preto (a) Q4_Diurno Q4_Noturno Q5_Escola Particular Q5_Escola Pública Q5_Exterior Q6_Ensino Fundamental Completo/Ensino Médio Incompleto Q6_Ensino Médio Completo/Superior Incompleto Q6_Ensino Superior Completo Q6_Ensino fundamental Incompleto Q6_Não Sei Q6_Sem instrução / Não Alfabetizado Q7_Ensino fundamental Completo/Ensino médio incompleto Q7_Ensino fundamental Incompleto Q7_Ensino médio completo/Superior Incompleto Q7_Ensino superior Completo Q7_Não sei Q7_Sem instrução/Não alfabetizado Q8_Eu Q8_Meu (minha) Cônjuge ou Companheiro Q8_Meu filho ou outra pessoa Q8_Meus Pais (Meu pai, Minha Mãe, Meus irmãos) Q9 Q10_Companheiro(a) / Cônjuge Q10_Outra pessoa ou familiar Q10_Seus pais Q10_Você mesmo (a) Q11_Desempregado Q11_Empregado (a) Q11_Outra situação Q12_Nunca trabalhei Q12_Trabalho com ou sem carteira assinada Q13_Com a família /companheiro(o)/cônjuge Q13_Com outros estudantes, em residência alugada Q13_Outro Q13_Sozinho Q14_Entre 30 e 60 minutos Q14_Mais de 1 hora Q14_Menos de 30 minutos Q14_Não sei responder Q15_No estado de São Paulo Q15_Outro Q16_Com o cônjuge ou companheiro (a) Q16_Com os pais Q16_Outra situação Q16_República, pensão, habitação coletiva, etc. Q16_Sozinho (a) Q17_Não Q17_Sim Q18_Com jornada fixa Q18_Nunca trabalhei Q18_Sem jornada fixa, até 10 horas semanais Q19_Antes dos 18 anos Q19_Após os 18 anos Q19_Nunca trabalhei enquanto estudava CR renda sm Pessoas que vivem com essa renda renda per clusters
0 0.0 0.0 0.0 0.0 0.0 0.0 2014 0.0 0.0 1.0 1.0 0.0 0.0 1.0 0.0 0.0 0.0 1.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 1.0 2 0.0 0.0 1.0 0.0 1.0 0.0 0.0 1.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 1.0 0.0 0.0 0.0 1.0 0.0 0.0 1.0 0.0 0.0 0.0 1.0 0.0 8.5 4 1.474926 0

In [20]:
y_clu.count(1)


Out[20]:
3252

In [21]:
HTML(X_all[X_all.clusters == 1].mode().to_html())


Out[21]:
CAMPUS_B. SANTISTA CAMPUS_DIADEMA CAMPUS_GUARULHOS CAMPUS_OSASCO CAMPUS_S.JOSÉ DOS CAMPOS CAMPUS_S.PAULO ANO Q1_Casado(a) / mora com um(a) companheiro(a) / união estável Q1_Separado(a) / divorciado(a) / desquitado(a) Q1_Solteiro(a) Q2_Não tenho filhos (as) Q2_Tenho filhos (as) Q3_Amarelo (a) Q3_Branco (a) Q3_Indígena Q3_Pardo (a) Q3_Preto (a) Q4_Diurno Q4_Noturno Q5_Escola Particular Q5_Escola Pública Q5_Exterior Q6_Ensino Fundamental Completo/Ensino Médio Incompleto Q6_Ensino Médio Completo/Superior Incompleto Q6_Ensino Superior Completo Q6_Ensino fundamental Incompleto Q6_Não Sei Q6_Sem instrução / Não Alfabetizado Q7_Ensino fundamental Completo/Ensino médio incompleto Q7_Ensino fundamental Incompleto Q7_Ensino médio completo/Superior Incompleto Q7_Ensino superior Completo Q7_Não sei Q7_Sem instrução/Não alfabetizado Q8_Eu Q8_Meu (minha) Cônjuge ou Companheiro Q8_Meu filho ou outra pessoa Q8_Meus Pais (Meu pai, Minha Mãe, Meus irmãos) Q9 Q10_Companheiro(a) / Cônjuge Q10_Outra pessoa ou familiar Q10_Seus pais Q10_Você mesmo (a) Q11_Desempregado Q11_Empregado (a) Q11_Outra situação Q12_Nunca trabalhei Q12_Trabalho com ou sem carteira assinada Q13_Com a família /companheiro(o)/cônjuge Q13_Com outros estudantes, em residência alugada Q13_Outro Q13_Sozinho Q14_Entre 30 e 60 minutos Q14_Mais de 1 hora Q14_Menos de 30 minutos Q14_Não sei responder Q15_No estado de São Paulo Q15_Outro Q16_Com o cônjuge ou companheiro (a) Q16_Com os pais Q16_Outra situação Q16_República, pensão, habitação coletiva, etc. Q16_Sozinho (a) Q17_Não Q17_Sim Q18_Com jornada fixa Q18_Nunca trabalhei Q18_Sem jornada fixa, até 10 horas semanais Q19_Antes dos 18 anos Q19_Após os 18 anos Q19_Nunca trabalhei enquanto estudava CR renda sm Pessoas que vivem com essa renda renda per clusters
0 0.0 0.0 0.0 0.0 0.0 0.0 2014 0.0 0.0 1.0 1.0 0.0 0.0 1.0 0.0 0.0 0.0 1.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 2 0.0 0.0 0.0 1.0 0.0 1.0 0.0 0.0 1.0 1.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 1.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 1.0 1.0 0.0 0.0 1.0 0.0 0.0 0.0 3.5 4 1.381215 1

In [22]:
pd.reset_option('display.max_rows')

In [23]:
X_all['evasao'] = y_all
X_all.head()


Out[23]:
CAMPUS_B. SANTISTA CAMPUS_DIADEMA CAMPUS_GUARULHOS CAMPUS_OSASCO CAMPUS_S.JOSÉ DOS CAMPOS CAMPUS_S.PAULO ANO Q1_Casado(a) / mora com um(a) companheiro(a) / união estável Q1_Separado(a) / divorciado(a) / desquitado(a) Q1_Solteiro(a) ... Q18_Sem jornada fixa, até 10 horas semanais Q19_Antes dos 18 anos Q19_Após os 18 anos Q19_Nunca trabalhei enquanto estudava CR renda sm Pessoas que vivem com essa renda renda per clusters evasao
0 0.0 0.0 0.0 0.0 0.0 1.0 2012 0.0 0.0 1.0 ... 0.0 0.0 0.0 1.0 8.621 15.000000 4 3.750000 0 NÃO
1 0.0 1.0 0.0 0.0 0.0 0.0 2014 0.0 0.0 1.0 ... 0.0 0.0 0.0 1.0 0.000 7.983425 4 1.995856 0 SIM
2 0.0 0.0 0.0 0.0 0.0 1.0 2012 0.0 0.0 1.0 ... 0.0 0.0 0.0 1.0 8.168 25.000000 5 5.000000 0 NÃO
3 0.0 0.0 0.0 0.0 0.0 1.0 2013 0.0 0.0 1.0 ... 0.0 0.0 0.0 1.0 7.151 22.123894 4 5.530973 0 NÃO
4 1.0 0.0 0.0 0.0 0.0 0.0 2012 0.0 0.0 1.0 ... 0.0 0.0 0.0 1.0 8.342 8.500000 5 1.700000 0 NÃO

5 rows × 77 columns


In [31]:
sum(X_all[X_all.clusters == 1]['evasao'] == 'SIM') / X_all[X_all.clusters == 0]['evasao'].count()


Out[31]:
0.31634221311475408

In [30]:
sum(X_all[X_all.clusters == 1]['evasao'] == 'SIM') / X_all[X_all.clusters == 1]['evasao'].count()


Out[30]:
0.37976629766297665