House Price Prediction in King County, Washington

• About the data
• Relationship among the variables
• Linear regression model

• The data set can be found at https://www.kaggle.com/harlfoxem/housesalesprediction
• Initially, data set contained 21613 rows and 22 columns.
• After removing insignificant fields and unwanted rows, the resultant data set has 21538 rows and 14 columns.

• Adjusted R squared value of the linear model is 0.8276644
• Let's look at the differences between the actual and predicted values of the test cases.

   Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
-987000  -65040    1797   -1350   58910 2571000 

• The median value is 1797. So, most of our predictions differ by range of 2000.