Exercise $6$A$-1($Algo$)$ High$-$Low Method $[$L$06-10]$

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 hotel's business is highly seasonal, with peaks occurring during the ski season and in the summer.

$\backslash$table$[[$Month$,\backslash$table$[[$Occupancy$-],[$Days$]],\backslash$table$[[$Electrical$],[$Costs$]]],[$January$,2,830,$$$6,750$