Use the EXCEL results above to answer the following questions. (i) Write down the estimated regression line (y = Bo + Bix ): (ii) Interpret the intercept term Bo of the regression line. (iii) What information does the slope coefficient provide about the relationship between electricity consumption in the summer months (in 000 of kilowatt hours) and the number of rooms in a private single family residence (iv) Predict the electricity consumption in the summer months for a 10 room private single family residence