Consider the following information given by Table I: Table I Note that variable x= denotes promotional expenditures expressed in thousands of dollars and variable y denotes sales per thousands of gallons of Bibikos Company paint. Calculate the following relationships: 1. The Simple Linear Regression Equation. 2. Calculate the Intercept and the Slope of the Regression Line, respectively. 3. Assume now that the Optimal x=295. What is the Predicted value of y ? 4. Calculate the standard error deviation. 5. Calculate the beta standard deviation. 6. Explain your results carefully and use the necessary diagrams to support your findings