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hon 13 at Enrollment in a particular class for the last four semesters has been 122, 128, 100, and 155 (listed from oldest to most recent). The best forecast of enrollment next semester, based on a three-semester moving average, would be: ered ed out of Select one: a. 127.7 Flag question b. 168.3 c. 116.7 d. 135.0 n 14 Companies using lean systems generally have: ed out of Select one: a. suppliers that are located nearby to decrease delivery lead time. g question b. suppliers who are low-cost producers c. many suppliers to ensure that material shortages never occur. d. suppliers that are willing to accept short-term contracts