High-Low Method Luisa Crimini has been operating a beauty shop in a college town for the past 10 years. Recently, Luisa rented space next to her shop and opened a tanning salon. She anticipated that the costs for the tanning service would primarily be fixed, but found that tanning salon costs increased with the number of appointments. Costs for this service over the past 8 months are as follows: Tanning Appointments Total Cost Month January 800 $1,750 February 1,900 $2,110 March 3,600 $2,730 April 2,400 $2,500 May 1,400 $1,800 June 2,200 $2,275 July 2,160 $2,100 3,000 $2,620 August Required: 1. Which month represents the high point? The low point? High point 3 Low point January March In your calci t costs to the nearest cent. May June August Previous Next