How do you calculate and find the correct informations from the selection below. Please explain.

A production company is studying the relationship between the average cost/unit and number of units produced in a batch. A sample of 10 batches is selected and the data is given below. Use Excel to develop an estimated simple linear regression equation for the data. What is the estimated regression model? cost =30.89+0.203 * units produced cost =39.89+0.203 * units produced cost =30.890.203 units produced cost =39.890.203 * units produced