bateman industries has manufactured prefabricated houses for over 20 years. the houses are constructed in sections to be assembled on customers' lots. bateman expanded into the pre-cut timber market in 2015 when it acquired ascot company, one of its suppliers. in this market, various types of timber are pre-cut into the appropriate lengths, banded into packages, and shipped to customers' lots for assembly. bateman designated the ascot division as an investment centre. bateman uses return on investment (roi) as a performance measure with investment defined as average assets. management bonuses are based in part on roi. all investments are expected to earn a minimum return of 18.5 percent before income taxes. ascot's roi has ranged from 19.7 to 21.5 percent since it was acquired. ascot had an investment opportunity in 2020 that had an estimated roi of 19.2 percent. ascot's management decided against the investment because it believed the investment would decrease the division's roi. the division's productive assets were $12, 600,000 at the end of 2020, a 5 percent increase over the 2019 year-end balance. the following data relate to ascot division for the year ended 31 december 2020 (in $'000s) sales revenue $23,000 cost of goods sold 14,800 operating costs: administrative 2,140 selling 3,600 required: calculate the following performance measures for 2020 for the ascot division: (6 marks) return on investment (roi) residual income would the management of the ascot division have been more likely to accept the investment opportunity if residual income had been used as a performance measure instead of roi? explain your answer in terms of previous investment performance and comparing roi and ri as measures for this case. (4 marks) (word limit