[简答题]据美国人口调查局统计，户主是高中学历的家庭年均收入为5.2万美元，户主有学士学位的家庭年均收入则猛增至9.6万美元，有博士头衔的户主则是12.4万美元。

[单项选择] A Census Bureau (人口调查局) survey released Thursday shows a college graduate can expect to earn $ 2. 1 million working full-time between 25 and 64, which demographers (人口学家) call a typical work-life period. A master’’ s degree-holder is projected to earn 2.5 million, while someone with a professional degree, such as a doctor or lawyer, could make even more--$ 4.4 million. In contrast, a high school graduate can expect to make $ 1.2 million during the working years, according to the bureau report that tracked the influence of education on lifetime earnings. Not all students look at college as an investment, "but I am sure parents do," said Jacque line King, policy analyst with the American Education Council, a higher education advocacy (拥护) group. "The college is to convince those high school students on the margins that it is really worth their time to go to college." Kevin Malecek, a graduate student in American politics at American University in Washington said most of his class
A. students Who actually regard higher education as an investment
B. students who can’’t afford the money to go to college or university
C. students who can’’t go to college because they have failed in the college entrance examination
D. students who don’’ t know whether higher education can have great influence on their earnings

[多项选择]企业营销的人口环境包括( )等各项人口统计因素。
A. 个人可支配收入
B. 家庭规模
C. 妇女受教育水平
D. 风俗习惯
E. 年龄结构

[单项选择] <
A. 小学
B. 初中
C. 高中及中专
D. 大专及以上

某市第五次人口普查报告中关于外出人口受教育程度的统计 单位：人
年龄	合计	大专及以上	高中及中专	初中	小学	扫盲班及未上过学
合计	520962	5448	48466	269588	180134	17326
6～14岁	48118		145	11751	3367	1855
15～19岁	63274	597	10995	46127	5487	68
20～24岁	86725	1697	10598	59368	14875	187
25～29岁	88568	1221	8252	55226	23436	433
30～34岁	80197	799	5700	44647