4. (16 Points) The EEE Company has obtained the following data: Month Indirect Production Costs Direct Labor Hours 4,900 $92,095 July August September 105,056 5,480 81,802 3,700 October 99,400 4,400 November 6,000 109,794 97,404 December 3,900 a) Using the high-low method, determine the cost function for the above data. Round to two decimal places (8 points). b) If direct labor hours equal 10,000, what are the total expected indirect production costs (8 points)