text_html_output_1.png
import matplotlib.pyplot as plt

import pandas as pd # data processing, CSV file I/O (e.g. pd.read_csv)

import seaborn as sns

data = pd.read_csv('../input/WorldCups.csv')

data.rename(columns={'Runners-Up': 'RunnersUp'}, inplace=True)

for i in range(len(data.Attendance)):
    data.Attendance[i] = data.Attendance[i].replace('.', '')

data.Attendance = pd.to_numeric(data.Attendance)

data.corr()

f,ax = plt.subplots(figsize=(10, 10))
sns.heatmap(data.corr(), annot=True, linewidths=.5, fmt= '.4f',ax=ax)
plt.show()

data.columns