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9 changes: 8 additions & 1 deletion q01_calculate_statistics/build.py
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# %load q01_calculate_statistics/build.py
# Default Imports
import numpy as np
import pandas as pd

data = pd.read_csv('data/house_prices_multivariate.csv')
sale_price = data.loc[:, "SalePrice"]
sale_price = data.loc[:, 'SalePrice']


# Return mean,median & mode for the SalePrice Column
# Write your code here
def calculate_statistics():
Sales_price = pd.Series(data['SalePrice'])
return np.mean(sale_price),np.median(sale_price),np.int64(Sales_price.mode()[0])

calculate_statistics()


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14 changes: 13 additions & 1 deletion q02_plot/build.py
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# %load q02_plot/build.py
# Default Imports
import pandas as pd
import numpy as np
import matplotlib.pyplot as plt
from greyatomlib.descriptive_stats.q01_calculate_statistics.build import calculate_statistics

plt.switch_backend('agg')
dataframe = pd.read_csv('data/house_prices_multivariate.csv')
sale_price = dataframe.loc[:, 'SalePrice']

def plot():
mean=np.mean(sale_price)
median=np.median(sale_price)
mode=sale_price.mode()[0]
plt.axvline(x=mean)
plt.axvline(x=median)
plt.axvline(x=mode)
plt.show()


plot()

# Draw the plot for the mean, median and mode for the dataset

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14 changes: 14 additions & 0 deletions q03_pearson_correlation/build.py
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# %load q03_pearson_correlation/build.py
# 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')

Sales_Price_1 = dataframe_1.SalePrice
Sales_Price_2 = dataframe_2.SalePrice



# Return the correlation value between the SalePrice column for the two loaded datasets
# Your code here
def correlation():
return np.corrcoef(Sales_Price_1, Sales_Price_2)[0,1]



correlation()


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15 changes: 14 additions & 1 deletion q04_spearman_correlation/build.py
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# %load q04_spearman_correlation/build.py
# Default Import
import pandas as pd
from scipy.stats import spearmanr

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

# Your code here
SalesPrice_1=dataframe_1.SalePrice
SalesPrice_2=dataframe_2.SalePrice


def spearman_correlation():
coef, p = spearmanr(SalesPrice_1, SalesPrice_2)
return coef



spearman_correlation()


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