已选分类
管理学工商管理
单选题Inthefigureabove,whatisthelengthofPQtimesthelengthofRS?(1)ThelengthofPQis5.(2)ThelengthofORtimesthelengthofPRisequalto12.
单选题17．下列调查中，最适合采用重点调查的是( )。 A．了解全国钢铁生产的基本情况 B．了解全国人口总数 C．了解上海市居民家庭的收支情况 D．了解某校学生的学习情况
单选题Accordingtothegraphabove，whenx=3,yismostnearly
单选题If x and y are prime numbers, which of the following CANNOT be the sum of x and y? (A) 5 (B) 9 (C) 13 (D) 16 (E) 23
单选题企业战略要素不包括的是：( )
单选题按连续变量分组，第一组55～65；第二组65～75；第三组75～85；第四组85以上。则数据( )。 A．65在第一组 B．75在第二组 C．75在第三组 D．85在第三组
单选题下列标志中，属于品质标志的是( )。 A．教师的课时 B．教师的教龄 C．教师的职称 D．教师的工资
单选题下列关系中属于负相关的有( )。 A．总成本与原材料消耗量 B．合理范围内的施肥量与农产量 C．居民收入与消费支出 D．产量与单位产品成本
单选题In△ABCabove,ifAB=BC,whatisthevalueofy?(1)x=50(2)z=130
单选题中位数、众数和平均数三者比较，如果众数最小，平均数最大，则数据分布为 A．左偏分布 B．右偏分布 C．对称分布 D．平峰分布
单选题Isthepositiveintegernequaltothesquareofaninteger?(1)Foreveryprimenumberp,ifpisadivisorofn,thensoisp2.(2)isaninteger
单选题How many three-digit numerals begin with a digit that represents a prime number and end with a digit that represents a prime number? (A) 16 (B) 80 (C) 160 (D) 180 (E) 240
单选题Anydecimalthathasonlyafinitenumberofnonzerodigitsisaterminatingdecimal.Forexample,24,0.82,and5.096arethreeterminatingdecimals.Ifrandsarepositiveintegersandtheratioisexpressedasadecimal,isaterminatingdecimal?(1)90＜r＜100(2)s=4
单选题某企业生产某种产品，其产量年年增加5万吨，则该产品产量的环比增长速度( )。 A．年年下降 B．年年增长 C．年年保持不变 D．无法作结论
单选题Some governments have tried to make alcohol and tobacco less attractive to consumers by regulating what can be shown in advertisements for these products, rather than by banning advertising of them altogether. However, the need to obey the letter of these restrictions has actually stimulated advertisers to create advertisements that are more inventive and humorous than they were prior to the restrictions" introduction.
which of the following, if true, would, in conjunction with the statements above, best support the conclusion that the government policy described above fails to achieve its objective?
单选题利用组中值反映分布在该组中各单位变量值的一般水平是因为( )。 A．组中值就是组平均数 B．组中值比组平均数更有代表性 C．无法计算组的平均数 D．组中值更有说服力
单选题If x, y, and z are positive integers and 3x=4y=7z, then the least possible value of x+y+z is
单选题企业引进技术的产品潜在市场分析基本指标有( )。 A．潜在市场容量、潜在的市场占有率 B．潜在市场产品预测量、预测的市场占有率 C．预测的市场容量、预测的市场占有率
单选题A certain ball was dropped from a window 8 meters above a sidewalk. On each bounce it rose straight up exactly one-half the distance of the previous fall. After the third bounce the ball was caught when it reached a height of exactly 1 meter above the sidewalk. How many meters did the ball travel in all? (A) 21 (B) 19 (C) 17 (D) 15 (E) 13
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