概率论与数理统计第四版第四版习题答案浙江大学-西da版.doc

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1、leading cadres awareness of right in place, study the party Constitution and party rules, series of speeches can make proper effect. Party cadres to “two“ lead by example, to lead by example we must change our mind, recognizing that “two“ is important. First, learn the Communist Party Constitution P

2、arty rules, learning learning series important speech by General Secretary can enhance theory. With the “third revolution“ the rise of rapid changes in our life are feeling, the Communists should adhere to the theory of confidence will continue to learn from the voices of the times, the times, in tu

3、rn, will have new requirements for leading party cadres. “Two“ is the most basic meaning of members all mastering the core theory and the most advanced weapons theory, complement the spirit of calcium. Secondly, the Communist Party Constitution Party rules, learning learning series important speech

4、by General Secretary be able to firmly build the ideological foundation. Under the impact of multiple values, the “two“ is to help cultivate independent judgment in numerous miscellaneous multiple concepts, so that the majority consensus of party members, the important magic weapon of the party with

5、 the resonance frequency. Finally, the Constitution of the Communist Party, party rules, learning learning series important speech can stand crowds, General Secretary position. Now, some grass-roots work in the “the old way didnt work, hard way cannot, the new approach would not“ phenomenon, sometim

6、es due to a mass of party members and cadres not understanding, does not meet. In fact, the mass “convincing“ and “identity“Behind are likely to be party members and leading cadres themselves ignoring beliefs held, resulting in lack of persuasion and sense of identity. “Two“ is in fact guaranteed pa

7、rty cadres work, an important prerequisite for convincing the masses. Bacon said it well: “practical men can handle individual matters, but looking at the whole operation globally, but only man can do to knowledge. “Giving up“ two “effective, must first raise awareness of leading cadres of party mem

8、bers, as party members learn real responsibility“ to know “to“ music “,“ good “changes, in parallel with the ground, do not forget to also answer the antenna, draw catches on meteorology, which sit between heaven and Earth which melds together the dreams of practicing Communist. Members cadres shoul

9、d in “two learn a do“ in the based post do contribution in all members in the carried out “learn Constitution Party rules, and learn series speech, do qualified members“ learning education, this is following party of mass line education practice activities and “three strict three real“ topic educati

10、on zhihou, deepening party education of and once important practice, is promoted “three strict three real“ topic education from “key minority“ to all members expand, and from concentrated education to regular education extends of important initiatives. Vast numbers of party members and cadres in the

11、 course of two, should bebased on their actual, striving to be “learning“ and “done“ markers. Strengthening theoretical study, belief and faith. Theory is an action guide, only theoretical knowledge in place, to unity, action can consciously. Constitution is the fundamental law of the party, party r

12、ules are party must follow the General rules. Studying and implementing the party Constitution Party rules and a series of important speech, General Secretary, is a guide to persisting and developing socialism with Chinese characteristics, is a basic work of strengthening the partys construction, bu

13、t also each and every Communist Party Members obligations and solemn responsibility. These important content, for each party, must know would believe will do both. WeGeneral Secretary of the party Constitution, a series of remarks with, and hold, grasp the real “learning“ that basis, based on the Co

14、nstitution speak to issue, in accordance with the series changed the problem. Second, disciplined in line, to become law-abiding model. Is not no rules. If there is no iron discipline, party members and cadres will become a mess, it will lose its fighting strength and vitality, purity and naturally

15、much less advanced. By “two“ education, party members and cadres to keep the “bottom line“, not the more “red lines“, consciously practice the “three Suns“ and consciously act according to the Constitution, party rules, remains a political force, to perform party oath, a tree of its own image. Three

16、 is the loyal, dare to play and play to party members. Learning is the Foundation, is the key to development is the goal. “Two“ main objective is to let the majority of the play to the exemplary role of party members and cadres, party Constitution, party rules to examine. To use new criteria to guid

17、e our behavior. Through education, the ideal and conviction, keep in mind that membership, learn, learn, learn go play a vanguard and exemplary role, the courage to play as, and always maintain the pioneer, pioneering and enterprising spirit, and constantly improve our own capacity and level of serv

18、ice, according to positions and make contributions. Hearts change, lead more strict “began in the know, know as Luke Skywalker“, “two“ activities, be qualified party members both a starting point and ending point. Party cadres only opinions, Foundation, Constitution Party rules, series to better add

19、ress outside in shape, “two“ this is State, leading by example, to lead by example to be qualified party members in the process of doing the deep and solid, higher and more stringent. Jobs with new skills. To be a qualified party member, most basic element is always advanced requirements themselves,

20、 using their power to push forward the cause of the party, the people and the nation. Is to the leading cadres of party members, first of all is based on the job, do the people in the heart. There is not a slogan, but aims to better serve the people, targeted efforts to increase the capacity第二章 随机变量

21、及其分布1.一 一袋中有 5 只乒乓球,编号为 1、2、3、4、5,在其中同时取三只,以 X 表示取出的三只球中的最大号码,写出随机变量 X 的分布律解:X 可以取值 3,4,5,分布律为106)4,321,5()5( 3,44 10)2,1,()( 3524352 CPXC中 任 取 两 球再 在号一 球 为 中 任 取 两 球再 在号一 球 为 号两 球 为号一 球 为也可列为下表X: 3, 4,5P: 106,3.三 设在 15 只同类型零件中有 2 只是次品,在其中取三次,每次任取一只,作不放回抽样,以 X 表示取出次品的只数, (1)求 X 的分布律, (2)画出分布律的图形。解:任

22、取三只,其中新含次品个数 X 可能为 0,1,2 个。352)0(1CP)(3152X)2(315CP再列为下表X: 0, 1, 2P: 35,4.四 进行重复独立实验,设每次成功的概率为 p,失败的概率为 q =1p(0Y)=P (X=1, Y=0)+P (X=2, Y=0)+P (X=2, Y=1)+P (X=3) P (Y=0)+ P (X=3) P (Y=1)+ P (X=3) P (Y=2)=P (X=1) P (Y=0) + P (X=2, Y=0)+ P (X=2, Y=1)+P (X=3) P (Y=0)+ P (X=3) P (Y=1)+ P (X=3) P (Y=2)= 8

23、23213 )3.04.)6.0).0)4.60 CC12 723.(.(.(.)72239.十 有甲、乙两种味道和颜色极为相似的名酒各 4 杯。如果从中挑 4 杯,能将甲种leading cadres awareness of right in place, study the party Constitution and party rules, series of speeches can make proper effect. Party cadres to “two“ lead by example, to lead by example we must change our min

24、d, recognizing that “two“ is important. First, learn the Communist Party Constitution Party rules, learning learning series important speech by General Secretary can enhance theory. With the “third revolution“ the rise of rapid changes in our life are feeling, the Communists should adhere to the the

25、ory of confidence will continue to learn from the voices of the times, the times, in turn, will have new requirements for leading party cadres. “Two“ is the most basic meaning of members all mastering the core theory and the most advanced weapons theory, complement the spirit of calcium. Secondly, t

26、he Communist Party Constitution Party rules, learning learning series important speech by General Secretary be able to firmly build the ideological foundation. Under the impact of multiple values, the “two“ is to help cultivate independent judgment in numerous miscellaneous multiple concepts, so tha

27、t the majority consensus of party members, the important magic weapon of the party with the resonance frequency. Finally, the Constitution of the Communist Party, party rules, learning learning series important speech can stand crowds, General Secretary position. Now, some grass-roots work in the “t

28、he old way didnt work, hard way cannot, the new approach would not“ phenomenon, sometimes due to a mass of party members and cadres not understanding, does not meet. In fact, the mass “convincing“ and “identity“Behind are likely to be party members and leading cadres themselves ignoring beliefs held

29、, resulting in lack of persuasion and sense of identity. “Two“ is in fact guaranteed party cadres work, an important prerequisite for convincing the masses. Bacon said it well: “practical men can handle individual matters, but looking at the whole operation globally, but only man can do to knowledge

30、. “Giving up“ two “effective, must first raise awareness of leading cadres of party members, as party members learn real responsibility“ to know “to“ music “,“ good “changes, in parallel with the ground, do not forget to also answer the antenna, draw catches on meteorology, which sit between heaven

31、and Earth which melds together the dreams of practicing Communist. Members cadres should in “two learn a do“ in the based post do contribution in all members in the carried out “learn Constitution Party rules, and learn series speech, do qualified members“ learning education, this is following party

32、 of mass line education practice activities and “three strict three real“ topic education zhihou, deepening party education of and once important practice, is promoted “three strict three real“ topic education from “key minority“ to all members expand, and from concentrated education to regular educ

33、ation extends of important initiatives. Vast numbers of party members and cadres in the course of two, should bebased on their actual, striving to be “learning“ and “done“ markers. Strengthening theoretical study, belief and faith. Theory is an action guide, only theoretical knowledge in place, to u

34、nity, action can consciously. Constitution is the fundamental law of the party, party rules are party must follow the General rules. Studying and implementing the party Constitution Party rules and a series of important speech, General Secretary, is a guide to persisting and developing socialism wit

35、h Chinese characteristics, is a basic work of strengthening the partys construction, but also each and every Communist Party Members obligations and solemn responsibility. These important content, for each party, must know would believe will do both. WeGeneral Secretary of the party Constitution, a

36、series of remarks with, and hold, grasp the real “learning“ that basis, based on the Constitution speak to issue, in accordance with the series changed the problem. Second, disciplined in line, to become law-abiding model. Is not no rules. If there is no iron discipline, party members and cadres wil

37、l become a mess, it will lose its fighting strength and vitality, purity and naturally much less advanced. By “two“ education, party members and cadres to keep the “bottom line“, not the more “red lines“, consciously practice the “three Suns“ and consciously act according to the Constitution, party

38、rules, remains a political force, to perform party oath, a tree of its own image. Three is the loyal, dare to play and play to party members. Learning is the Foundation, is the key to development is the goal. “Two“ main objective is to let the majority of the play to the exemplary role of party memb

39、ers and cadres, party Constitution, party rules to examine. To use new criteria to guide our behavior. Through education, the ideal and conviction, keep in mind that membership, learn, learn, learn go play a vanguard and exemplary role, the courage to play as, and always maintain the pioneer, pionee

40、ring and enterprising spirit, and constantly improve our own capacity and level of service, according to positions and make contributions. Hearts change, lead more strict “began in the know, know as Luke Skywalker“, “two“ activities, be qualified party members both a starting point and ending point.

41、 Party cadres only opinions, Foundation, Constitution Party rules, series to better address outside in shape, “two“ this is State, leading by example, to lead by example to be qualified party members in the process of doing the deep and solid, higher and more stringent. Jobs with new skills. To be a

42、 qualified party member, most basic element is always advanced requirements themselves, using their power to push forward the cause of the party, the people and the nation. Is to the leading cadres of party members, first of all is based on the job, do the people in the heart. There is not a slogan,

43、 but aims to better serve the people, targeted efforts to increase the capacity酒全部挑出来,算是试验成功一次。(1)某人随机地去猜,问他试验成功一次的概率是多少?(2)某人声称他通过品尝能区分两种酒。他连续试验 10 次,成功 3 次。试问他是猜对的,还是他确有区分的能力(设各次试验是相互独立的。 )解:(1)P ( 一次成功 )= 70148C(2)P (连续试验 10 次,成功 3 次)= 。此概率太小,按实际103)769(310推断原理,就认为他确有区分能力。九 有一大批产品,其验收方案如下,先做第一次检验

44、:从中任取 10 件,经验收无次品接受这批产品,次品数大于 2 拒收;否则作第二次检验,其做法是从中再任取 5 件,仅当 5 件中无次品时接受这批产品,若产品的次品率为 10%,求(1)这批产品经第一次检验就能接受的概率(2)需作第二次检验的概率(3)这批产品按第 2 次检验的标准被接受的概率(4)这批产品在第 1 次检验未能做决定且第二次检验时被通过的概率(5)这批产品被接受的概率解:X 表示 10 件中次品的个数,Y 表示 5 件中次品的个数,由于产品总数很大,故 XB(10,0.1) ,YB (5,0.1) (近似服从)(1)P X=0=0.9100.349(2)P X2=P X=2+

45、P X=1= 581.09.9.011082C(3)P Y=0=0.9 50.590(4)P 010)=P (X 11)=0.(查表计算)leading cadres awareness of right in place, study the party Constitution and party rules, series of speeches can make proper effect. Party cadres to “two“ lead by example, to lead by example we must change our mind, recognizing tha

46、t “two“ is important. First, learn the Communist Party Constitution Party rules, learning learning series important speech by General Secretary can enhance theory. With the “third revolution“ the rise of rapid changes in our life are feeling, the Communists should adhere to the theory of confidence

47、will continue to learn from the voices of the times, the times, in turn, will have new requirements for leading party cadres. “Two“ is the most basic meaning of members all mastering the core theory and the most advanced weapons theory, complement the spirit of calcium. Secondly, the Communist Party

48、 Constitution Party rules, learning learning series important speech by General Secretary be able to firmly build the ideological foundation. Under the impact of multiple values, the “two“ is to help cultivate independent judgment in numerous miscellaneous multiple concepts, so that the majority con

49、sensus of party members, the important magic weapon of the party with the resonance frequency. Finally, the Constitution of the Communist Party, party rules, learning learning series important speech can stand crowds, General Secretary position. Now, some grass-roots work in the “the old way didnt work, hard way cannot, the new approach would not“ phenomenon, sometimes due to a mass of party members and cadres not understanding, does not meet. In fact, the mass “convincing“ and “identity“Be

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