International Analytical Center is trying to understand which one of numbers of Sales Employees or the Marketing Budget would have a stronger relationship and influence on the company Sales. Then which one of numbers of Sales Employees or the Marketing Budget could be used to the future trends of sales of the company. Given the information collected in the previous six years about Sales and Employees numbers and Marketing Budget. Store (Y) (XI) Sales Sales (million) Employees 2014 1.85 2015 1.83 2016 1.82 2017 1.79 2018 1.75 2019 1.73 227787 21 21 20 21 (X2) Marketing Budget (1000) 192 196 188 184] 173 175 1. Find the Correlation coefficient of Sales (Y) against Employees (X1) and Marketing (X2) What do you conclude? Which one of Employees or Marketing has stronger relationship and influence on the Sales, and why? 2. Find the Regression equation of Sales (Y) against Employees (XI). 3. Find the Regression equation of Sales (Y) against Marketing (X2), what you conclude. 4. Use the Regression equation to obtain the predicted Sales for 2020 if Employees numbers become (25) and if Marketing Budget become:(200)