Table I Regions: X y 12345678 158 296 164 245 195 239 270 278 260 274 232 265 195 250 180 190 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.