Problem 3-14 Demand for stereo headphones and MP3 players for joggers has caused Nina Industries to grow almost 50 percent over the past year The number of joggers imbues to expand s Nina expects demand for headsets to also expand, because, as yet, no safety laws have been passed to prevent joggers from wearing them. Demand for the players t follows MONTH January February DEMAND UNITS 4215 4.355 March Apri May June 3,065 4450 5,060 4,700 July 5.300 August 4,900 September 5.400 October 5.700 November 6.360 December 1.000 a. Using linear regression analysis, what would you estimate demand to be for each month next year? Using a spreadsheet, follow the general format in El Dund intermediate calculations Round your answers to 2 decimal places.)