diff --git a/q01_plot/build.py b/q01_plot/build.py
index 0425964..4a99524 100644
--- a/q01_plot/build.py
+++ b/q01_plot/build.py
@@ -1,8 +1,25 @@
+# %load q01_plot/build.py
+# Default imports
 import matplotlib.pyplot as plt
 import seaborn as sns
 import pandas as pd
 
 data = pd.read_csv('data/house_prices_multivariate.csv')
-plt.switch_backend('agg')
 
-# Write your code here :
+# Write your code here:
+
+
+def plot(num_cols):
+#    plt.hist()
+#    plot = sns.distplot(data, kde=False, rug=True)
+    sns.distplot( data['LotArea'] , color='skyblue', label='Lot Area')
+    sns.distplot( data['GarageArea'] , color='red', label='Garage Area')
+    sns.distplot( data['OpenPorchSF'] , color='green', label='Open Porch')
+    sns.distplot( data['SalePrice'] , color='yellow', label='Sale P')
+
+ #   return plot
+
+    
+num_cols = list([data['LotArea'],data['GarageArea'],data['OpenPorchSF'],data['SalePrice']]) 
+
+
diff --git a/q03_regression_plot/build.py b/q03_regression_plot/build.py
index 2aaf8f6..bf90028 100644
--- a/q03_regression_plot/build.py
+++ b/q03_regression_plot/build.py
@@ -1,3 +1,4 @@
+# %load q03_regression_plot/build.py
 # Default imports
 
 import pandas as pd
@@ -6,11 +7,26 @@
 
 
 data = pd.read_csv('data/house_prices_multivariate.csv')
-plt.switch_backend('agg')
 
 
 # Write your code here
+variable1 = data['SalePrice']
+variable2 = data['GrLivArea']
 
 
 
 
+#
+regression_plot(variable1, variable2)
+import matplotlib.pyplot as plt
+import seaborn as sns
+
+import pandas as pd
+
+data = pd.read_csv('data/house_prices_multivariate.csv')
+
+def regression_plot(variable1, variable2):
+    sns.jointplot(variable1, variable2, data=data, kind='reg')
+    return plt.show()
+
+
diff --git a/q04_cor/build.py b/q04_cor/build.py
index f3fae50..8d18e81 100644
--- a/q04_cor/build.py
+++ b/q04_cor/build.py
@@ -1,10 +1,18 @@
+# %load q04_cor/build.py
 # Default imports
 import pandas as pd
 import matplotlib.pyplot as plt
 import seaborn as sns
 
 data = pd.read_csv('data/house_prices_multivariate.csv')
-plt.switch_backend('agg')
 
 
 # Write your code here
+
+
+
+def cor(data):
+    return data.corr()
+    
+cor(data)
+