The Cheyenne Hotel in Big Sky, Montana, has accumulated records of the total electrical costs of the hotel and the number of occupancy-days over the last year. An occupancy-day represents a room rented for one day. The hotels business is highly seasonal, with peaks occurring during the ski season and in the summer.

Month	Occupancy-Days	Electrical Costs
January	540	$ 1,620
February	3,810	$ 8,352
March	4,100	$ 8,736
April	1,730	$ 5,190
May	3,520	$ 7,968
June	1,320	$ 3,960
July	3,420	$ 7,668
August	4,120	$ 8,780
September	1,610	$ 4,830
October	830	$ 2,490
November	1,420	$ 4,260
December	2,320	$ 6,960

Required:

1. Using the high-low method, estimate the fixed cost of electricity per month and the variable cost of electricity per occupancy-day.