# Default Imports
import pandas as pd
import numpy as np

dataframe_1 = pd.read_csv('data/house_prices_multivariate.csv')
dataframe_2 = pd.read_csv('data/house_prices_copy.csv')

def correlation():
    r = np.corrcoef(dataframe_1.SalePrice, dataframe_2.SalePrice)[0, 1]
    return r

correlation()
