1. Using the Regression Analysis, how much is the fixed cost?
2. Using the Regression Analysis, if the payroll for 2021 is P500,000,000, what is the expected sales?
3. Using the Regression Analysis, what is the Coefficient of Determination?
   

In Cagayan de Oro, the Petecio Company renovates historic houses. The company has discovered that the amount of renovation work it can do in pesos is determined by the payroll in the Cagayan de Oro area. The following are the data for Petencio's revenue, and the amount of money made by wage earners in Cagayan de Oro during the last six years: Year Petencio's Sales (in P100,000) Local Payroll (in P100,000,000) 2015 6 3 2016 8 4 2017 9 6 2018 5 2019 4.5 2 2020 9.5 5