odessa Inc manufactures one model of computer desk. the following data are available regarding units shipped amd total shipping cost.

month #of units shipped total ship cost

jan. 60 $ 3,750

feb. 25 2,350

march. 35 2,150

april. 40. 2,400

may. 75 3,700

june. 80 4,000

july. 55 3,000

________

1- using the high low method, calculte oddessas total fixed ship cost and variable ship cost per unit.

2- perform at least-sq regression analysis on odessas data

3- using the regression output create a linear equation. (y= a+bx) for estimating odessas shipping costs.

round calculations to 2 decimal places and nearest dollar.

please add how you came up with the answers for part 2 and 3 (and/or the formula)