题目

Career education is instruction intended to help young people identify, choose, and prepare for a career. Such instruction may focus on a person’s role in work, leisure, or family life. Career education differs from vocational education, which is designed to teach specific occupational skills.Career education includes the formal and informal learning that occurs in the family, in the community, and in schools. In schools, career education consists of instructive activities included in many courses. These activities are designed to improve the attitudes, knowledge, and skills important for wo某同学用“随机模拟方法”计算曲线与直线, 所围成的曲边三角形的面积时,用计算机分别产生了10个在区间上的均匀随机数和10个区间上的均匀随机数(, ),其数据如下表的前两行.2.501.011.901.222.522.171.891.961.362.220.840.250.980.150.010.600.590.880.840.100.900.010.640.200.920.770.640.670.310.80由此可得这个曲边三角形面积的一个近似值是( )A. B. C. D.
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