17.The company would not cooperate with the OFT until it was told that its name would appear on a warning list for the public.
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18. One young customer paid the company for a job placement in Canada, but he didn’t have a job on his arrival
19. The company makes money by making arrangements for young people to travel and work mainly in English-speaking countries.
20. An OFT director promised to continue checking on the company and take action against it if there is a significant increase in customers’ complaints again.
误差为衡量()的标准?
A. 准确度
B. 精密度
C. 置信度
D. 精确度