just number 3 need help with

Easy El Tota ectronics produces an easy-to-use high-end compact disc player that sells for $2,700 loperating expenses for the past 12 months are as follows: August September October November December January February March 245 259 266 280 245 252 294 245 238 224 259 252 Cost $229,120 231,984 243,840 260,096 237,760 224,704 257,120 221,488 219,424 223,472 231,552 230,016 April May June July equired: 1. Using the high-low method, create a total cost formula for the production of the compact 2. Using the cost formula created from requirement 1, what would next month's predicted 3. Using Excel, run a regression analysis on the data above. Print your results and turn it in 4. Create a cost formula using the results from your regression analysis (round out to 4 disc player cost be if 257 units are produced? with the rest of your work. decimals places when creating your formula). Using this new cost formula, what would next month's predicted cost be if 257 units are produced? What is R squared based on your results? Do you think that units produced is a good indicator of total cost? Explain. 5. Easy El Tota ectronics produces an easy-to-use high-end compact disc player that sells for $2,700 loperating expenses for the past 12 months are as follows: August September October November December January February March 245 259 266 280 245 252 294 245 238 224 259 252 Cost $229,120 231,984 243,840 260,096 237,760 224,704 257,120 221,488 219,424 223,472 231,552 230,016 April May June July equired: 1. Using the high-low method, create a total cost formula for the production of the compact 2. Using the cost formula created from requirement 1, what would next month's predicted 3. Using Excel, run a regression analysis on the data above. Print your results and turn it in 4. Create a cost formula using the results from your regression analysis (round out to 4 disc player cost be if 257 units are produced? with the rest of your work. decimals places when creating your formula). Using this new cost formula, what would next month's predicted cost be if 257 units are produced? What is R squared based on your results? Do you think that units produced is a good indicator of total cost? Explain. 5