Question: a) Explain the simple linear regression, multiple regression, and derive equation for both simple linear and multiple regressions. b) Solve the following for the regression

a) Explain the simple linear regression, multiple

a) Explain the simple linear regression, multiple regression, and derive equation for both simple linear and multiple regressions. b) Solve the following for the regression analysis. 1. Calculate B0, and B1 using both MANUAL and EXCEL 2. Substitute the beta values in the equation and show final regression equation 3. Compute Predicted sales using the regression equation 4. Compute Correlation Coefficient between Sales and Payroll cost using Pearson method. Question 4. a) Explain Break-Even analysis and derive the equation for the quantity. b) A battery manufacturing unit estimates that the fixed cost of producing a line of Acid battery is $1,000, 000 , the marketing team charges a $30 variable cost for each battery to sell. Consider the selling price is $195 for each battery to sell, find out how many battery units the company must sell to break-even

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