XXXX浙江大學(xué)遠(yuǎn)程管理統(tǒng)計(jì)學(xué)作業(yè)必做在線

您的本次作業(yè)分?jǐn)?shù)為：94分HTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.11.二項(xiàng)分布的數(shù)學(xué)期望是：HTMLCONTROLForms.HTML:Option.1An(1-n)p；HTMLCONTROLForms.HTML:Option.1Bnp(1-p)；HTMLCONTROLForms.HTML:Option.1Cnp；HTMLCONTROLForms.HTML:Option.1Dn(1-p)正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.12.對(duì)于不等距數(shù)列，在制作直方圖時(shí)，則應(yīng)計(jì)算出：HTMLCONTROLForms.HTML:Option.1A頻數(shù)分布；HTMLCONTROLForms.HTML:Option.1B頻數(shù)密度；HTMLCONTROLForms.HTML:Option.1C各組次數(shù)；HTMLCONTROLForms.HTML:Option.1D各組組距正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.13.用“水平法”檢查長(zhǎng)期計(jì)劃的執(zhí)行情況使用于：HTMLCONTROLForms.HTML:Option.1A規(guī)定計(jì)劃期初應(yīng)達(dá)到水平；HTMLCONTROLForms.HTML:Option.1B規(guī)定計(jì)劃期內(nèi)某一期應(yīng)達(dá)到水平；HTMLCONTROLForms.HTML:Option.1C規(guī)定計(jì)劃期末應(yīng)達(dá)到水平；HTMLCONTROLForms.HTML:Option.1D規(guī)定整個(gè)計(jì)劃期累計(jì)應(yīng)達(dá)到水平正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.14.任一隨機(jī)事件出現(xiàn)的概率為：HTMLCONTROLForms.HTML:Option.1A大于0；HTMLCONTROLForms.HTML:Option.1B小于0；HTMLCONTROLForms.HTML:Option.1C不小于1；HTMLCONTROLForms.HTML:Option.1D在0與1之間正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.15.若各年環(huán)比增長(zhǎng)速度保持不變，則逐期增長(zhǎng)量：HTMLCONTROLForms.HTML:Option.1A逐年增加；HTMLCONTROLForms.HTML:Option.1B逐年減少；HTMLCONTROLForms.HTML:Option.1C保持不變；HTMLCONTROLForms.HTML:Option.1D無(wú)法做結(jié)論正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.16.間隔相等的時(shí)點(diǎn)數(shù)列，計(jì)算序時(shí)平均數(shù)應(yīng)當(dāng)采用：HTMLCONTROLForms.HTML:Option.1A幾何平均法；HTMLCONTROLForms.HTML:Option.1B加權(quán)算術(shù)平均法；HTMLCONTROLForms.HTML:Option.1C簡(jiǎn)單算術(shù)平均法；HTMLCONTROLForms.HTML:Option.1D首末折半法正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.17.抽樣允許誤差越大，抽樣估計(jì)的精確度就：HTMLCONTROLForms.HTML:Option.1A越高；HTMLCONTROLForms.HTML:Option.1B越低；HTMLCONTROLForms.HTML:Option.1C無(wú)法確定；HTMLCONTROLForms.HTML:Option.1D兩者之間沒(méi)有關(guān)系正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.18.先按一定標(biāo)志對(duì)總體各單位進(jìn)行分類，然后分別從每一類按隨機(jī)原則抽取一定單位構(gòu)成樣本的抽樣組織形式是：HTMLCONTROLForms.HTML:Option.1A簡(jiǎn)單隨機(jī)抽樣；HTMLCONTROLForms.HTML:Option.1B階段抽樣；HTMLCONTROLForms.HTML:Option.1C分層抽樣；HTMLCONTROLForms.HTML:Option.1D整群抽樣正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.19.下列屬于品質(zhì)標(biāo)志的是：HTMLCONTROLForms.HTML:Option.1A工人年齡；HTMLCONTROLForms.HTML:Option.1B工人性別；HTMLCONTROLForms.HTML:Option.1C工人體重；HTMLCONTROLForms.HTML:Option.1D工人工資正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.110.用于描述樣本特征的概括性數(shù)字稱為：HTMLCONTROLForms.HTML:Option.1A參數(shù)；HTMLCONTROLForms.HTML:Option.1B統(tǒng)計(jì)量；HTMLCONTROLForms.HTML:Option.1C變量；HTMLCONTROLForms.HTML:Option.1D變量值正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.111.在組距式數(shù)列中，對(duì)組限值的處理原則是：HTMLCONTROLForms.HTML:Option.1A上組限不在內(nèi)，下組限在內(nèi)；HTMLCONTROLForms.HTML:Option.1B下組限不在內(nèi)，上組限在內(nèi)；HTMLCONTROLForms.HTML:Option.1C上下組限均不在內(nèi)；HTMLCONTROLForms.HTML:Option.1D上下組限均在內(nèi)正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.112.對(duì)連續(xù)型變量值分為五組：第一組為40一50，第二組為50－60，第三組為60－70，第四組為70－80，第五組為80以上。依習(xí)慣上規(guī)定：HTMLCONTROLForms.HTML:Option.1A50在第一組，70在第四組；HTMLCONTROLForms.HTML:Option.1B60在第二組，80在第五組；HTMLCONTROLForms.HTML:Option.1C70在第四組，80在第五組；HTMLCONTROLForms.HTML:Option.1D80在第四組，50在第二組正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.113.當(dāng)需要對(duì)不同總體或樣本數(shù)據(jù)的離散程度進(jìn)行比較時(shí)，則應(yīng)使用：HTMLCONTROLForms.HTML:Option.1A極差；HTMLCONTROLForms.HTML:Option.1B平均差；HTMLCONTROLForms.HTML:Option.1C四分位差；HTMLCONTROLForms.HTML:Option.1D離散系數(shù)正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.114.在方差分析中，若不同水平對(duì)結(jié)果沒(méi)有影響，則：HTMLCONTROLForms.HTML:Option.1A組間方差接近于組內(nèi)方差；HTMLCONTROLForms.HTML:Option.1B組間方差大于組內(nèi)方差；HTMLCONTROLForms.HTML:Option.1C組間方差小于組內(nèi)方差；HTMLCONTROLForms.HTML:Option.1D不具有可比性正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.115.在以下幾個(gè)指標(biāo)中，最不受極端值影響的平均數(shù)是：HTMLCONTROLForms.HTML:Option.1A眾數(shù)；HTMLCONTROLForms.HTML:Option.1B均值；HTMLCONTROLForms.HTML:Option.1C中位數(shù)；HTMLCONTROLForms.HTML:Option.1D標(biāo)準(zhǔn)差正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.116.按調(diào)查的范圍不同。統(tǒng)計(jì)調(diào)查可以分為：HTMLCONTROLForms.HTML:Option.1A統(tǒng)計(jì)報(bào)表和專門調(diào)查；HTMLCONTROLForms.HTML:Option.1B全面調(diào)查和非全面調(diào)查；HTMLCONTROLForms.HTML:Option.1C經(jīng)常性調(diào)查和一次性調(diào)查；HTMLCONTROLForms.HTML:Option.1D普查和抽樣調(diào)查正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.117.某市工業(yè)總產(chǎn)值增長(zhǎng)了10%，同期價(jià)格水平提高了3%，則該市工業(yè)生產(chǎn)指數(shù)為：HTMLCONTROLForms.HTML:Option.1A107%；HTMLCONTROLForms.HTML:Option.1B13%；HTMLCONTROLForms.HTML:Option.1C106.8%；HTMLCONTROLForms.HTML:Option.1D10%正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.118.以下屬于順序變量的是：HTMLCONTROLForms.HTML:Option.1A身份證號(hào)；HTMLCONTROLForms.HTML:Option.1B性別；HTMLCONTROLForms.HTML:Option.1C職稱等級(jí)；HTMLCONTROLForms.HTML:Option.1D身高正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.119.最常見(jiàn)的統(tǒng)計(jì)調(diào)查方式是：HTMLCONTROLForms.HTML:Option.1A普查；HTMLCONTROLForms.HTML:Option.1B重點(diǎn)調(diào)查；HTMLCONTROLForms.HTML:Option.1C抽樣調(diào)查；HTMLCONTROLForms.HTML:Option.1D科學(xué)推算正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.120.自變量為X的一元回歸直線方程中，X的系數(shù)的取值：HTMLCONTROLForms.HTML:Option.1A只能取正值；HTMLCONTROLForms.HTML:Option.1B只能取負(fù)值；HTMLCONTROLForms.HTML:Option.1C既可能取正值，也可能取負(fù)值；HTMLCONTROLForms.HTML:Option.1D只能是0正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.121.統(tǒng)計(jì)工作的成果是：HTMLCONTROLForms.HTML:Option.1A統(tǒng)計(jì)學(xué)；HTMLCONTROLForms.HTML:Option.1B統(tǒng)計(jì)工作；HTMLCONTROLForms.HTML:Option.1C統(tǒng)計(jì)資料；HTMLCONTROLForms.HTML:Option.1D統(tǒng)計(jì)分析與預(yù)測(cè)正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.122.對(duì)于總體單位在被研究的標(biāo)志上有明顯差異的情形，適宜于：HTMLCONTROLForms.HTML:Option.1A等距抽樣；HTMLCONTROLForms.HTML:Option.1B分層抽樣；HTMLCONTROLForms.HTML:Option.1C簡(jiǎn)單隨機(jī)抽樣；HTMLCONTROLForms.HTML:Option.1D多階段抽樣正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.123.某企業(yè)產(chǎn)品產(chǎn)量報(bào)告期比基期增長(zhǎng)20%，單位產(chǎn)品成本上升5%，則產(chǎn)品總成本增長(zhǎng)：HTMLCONTROLForms.HTML:Option.1A25%；HTMLCONTROLForms.HTML:Option.1B26%；HTMLCONTROLForms.HTML:Option.1C15%；HTMLCONTROLForms.HTML:Option.1D18%正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.124.劃分連續(xù)變量的組限時(shí)，相鄰的組限必須：HTMLCONTROLForms.HTML:Option.1A重疊；HTMLCONTROLForms.HTML:Option.1B相近；HTMLCONTROLForms.HTML:Option.1C間斷；HTMLCONTROLForms.HTML:Option.1D不等正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.125.某地從1995年到2000年各年的7月1日零時(shí)統(tǒng)計(jì)的人口資料分別為：23，23，24，25，25和26（單位：萬(wàn)人）。則該地區(qū)1995～2000年的年平均人數(shù)為：HTMLCONTROLForms.HTML:Option.1A24.3（萬(wàn)人）；HTMLCONTROLForms.HTML:Option.1B24.6（萬(wàn)人）；HTMLCONTROLForms.HTML:Option.1C19.7（萬(wàn)人）；HTMLCONTROLForms.HTML:Option.1D20.3（萬(wàn)人）正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.126.年末銀行存款余額是：（甲）時(shí)期數(shù)列；（乙）時(shí)點(diǎn)數(shù)列。且已知2001～2005年的年末存款余額，要計(jì)算各年平均存款余額，要運(yùn)用的平均數(shù)是：（丁）“首末折半法”序時(shí)平均；（丙）幾何序時(shí)平均數(shù)。則正確答案是：HTMLCONTROLForms.HTML:Option.1A甲和丙；HTMLCONTROLForms.HTML:Option.1B乙和丙；HTMLCONTROLForms.HTML:Option.1C甲和乙；HTMLCONTROLForms.HTML:Option.1D乙和丁正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.127.在方差分析中，反映樣本數(shù)據(jù)與其組平均值差異的是：HTMLCONTROLForms.HTML:Option.1A總體離差平方和；HTMLCONTROLForms.HTML:Option.1B組間誤差；HTMLCONTROLForms.HTML:Option.1C抽樣誤差；HTMLCONTROLForms.HTML:Option.1D組內(nèi)誤差正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.128.對(duì)50名職工的工資收入情況進(jìn)行調(diào)查，則總體單位是：HTMLCONTROLForms.HTML:Option.1A50名職工；HTMLCONTROLForms.HTML:Option.1B50名職工的工資總額；HTMLCONTROLForms.HTML:Option.1C每一名職工；HTMLCONTROLForms.HTML:Option.1D每一名職工的工資正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.129.下列指標(biāo)屬于比例相對(duì)指標(biāo)的是：HTMLCONTROLForms.HTML:Option.1A工人出勤率；HTMLCONTROLForms.HTML:Option.1B農(nóng)輕重的比例關(guān)系；HTMLCONTROLForms.HTML:Option.1C每百元產(chǎn)值利稅額；HTMLCONTROLForms.HTML:Option.1D凈產(chǎn)值占總產(chǎn)值的比重正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.130.某百貨公司今年與去年相比商品零售價(jià)格平均下降了6%，商品零售量平均增長(zhǎng)6%，則商品零售額：HTMLCONTROLForms.HTML:Option.1A保持不變；HTMLCONTROLForms.HTML:Option.1B平均下降0.36%；HTMLCONTROLForms.HTML:Option.1C平均上升0.36%；HTMLCONTROLForms.HTML:Option.1D平均下降0.64%正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.131.某產(chǎn)品規(guī)定的標(biāo)準(zhǔn)壽命為1300小時(shí)，甲廠稱其產(chǎn)品超過(guò)此規(guī)定。隨機(jī)選取甲廠100件產(chǎn)品，測(cè)得均值為1345小時(shí)，已知標(biāo)準(zhǔn)差為300小時(shí)，計(jì)算得到樣本均值大于等于1345的概率是0.067，則在:μ=1300，:μ>1300的情況下，下列各式中成立的是：HTMLCONTROLForms.HTML:Option.1A若=0.05，則接受；HTMLCONTROLForms.HTML:Option.1B若=0.05，則接受；HTMLCONTROLForms.HTML:Option.1C若=0.10，則接受；HTMLCONTROLForms.HTML:Option.1D若=0.10，則拒絕正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.132.單位產(chǎn)品成本報(bào)告期比基期下降5%，產(chǎn)量增加6%，則生產(chǎn)費(fèi)用：HTMLCONTROLForms.HTML:Option.1A增加；HTMLCONTROLForms.HTML:Option.1B降低；HTMLCONTROLForms.HTML:Option.1C不變；HTMLCONTROLForms.HTML:Option.1D很難判斷正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.133.某企業(yè)生產(chǎn)某種產(chǎn)品，其產(chǎn)量每年增加5萬(wàn)噸，則該產(chǎn)品產(chǎn)量的環(huán)比增長(zhǎng)速度：HTMLCONTROLForms.HTML:Option.1A逐年下降；HTMLCONTROLForms.HTML:Option.1B逐年增長(zhǎng)；HTMLCONTROLForms.HTML:Option.1C逐年保持不變；HTMLCONTROLForms.HTML:Option.1D無(wú)法做結(jié)論正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.134.在離散趨勢(shì)指標(biāo)中，最容易受極端值影響的是：HTMLCONTROLForms.HTML:Option.1A方差；HTMLCONTROLForms.HTML:Option.1B標(biāo)準(zhǔn)差；HTMLCONTROLForms.HTML:Option.1C全距；HTMLCONTROLForms.HTML:Option.1D離散系數(shù)正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.135.在建立與評(píng)價(jià)了一個(gè)回歸模型以后，我們可以：HTMLCONTROLForms.HTML:Option.1A估計(jì)未來(lái)所需要樣本的容量；HTMLCONTROLForms.HTML:Option.1B計(jì)算相關(guān)系數(shù)與判定系數(shù)；HTMLCONTROLForms.HTML:Option.1C以給定因變量的值估計(jì)自變量的值；HTMLCONTROLForms.HTML:Option.1D以給定自變量的值估計(jì)因變量的值。正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.136.方差分析中的組間方差是：HTMLCONTROLForms.HTML:Option.1A包括隨機(jī)誤差和系統(tǒng)誤差；HTMLCONTROLForms.HTML:Option.1B只包括隨機(jī)誤差，不包括系統(tǒng)誤差；HTMLCONTROLForms.HTML:Option.1C只包括系統(tǒng)誤差，不包括隨機(jī)誤差；HTMLCONTROLForms.HTML:Option.1D既不包括隨機(jī)誤差，也不包括系統(tǒng)誤差正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.137.研究者想要了解的關(guān)于總體的某些特征值，稱為：HTMLCONTROLForms.HTML:Option.1A參數(shù)；HTMLCONTROLForms.HTML:Option.1B統(tǒng)計(jì)量；HTMLCONTROLForms.HTML:Option.1C變量；HTMLCONTROLForms.HTML:Option.1D變量值正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.138.抽樣分布是指：HTMLCONTROLForms.HTML:Option.1A一個(gè)樣本各觀察值的分布；HTMLCONTROLForms.HTML:Option.1B總體中各觀察值的分布；HTMLCONTROLForms.HTML:Option.1C樣本統(tǒng)計(jì)量的分布；HTMLCONTROLForms.HTML:Option.1D樣本數(shù)量的分布正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.139.一份報(bào)告稱：“由200部新車組成的一個(gè)樣本表明，外國(guó)新車的油耗明顯少于本國(guó)生產(chǎn)的新車”。這一結(jié)論屬于：HTMLCONTROLForms.HTML:Option.1A對(duì)于樣本的描述；HTMLCONTROLForms.HTML:Option.1B對(duì)于樣本的推斷；HTMLCONTROLForms.HTML:Option.1C對(duì)于總體的描述；HTMLCONTROLForms.HTML:Option.1D對(duì)于總體的推斷正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.140.在相關(guān)分析中，對(duì)兩個(gè)變量的要求是：HTMLCONTROLForms.HTML:Option.1A都是隨機(jī)變量；HTMLCONTROLForms.HTML:Option.1B都不是隨機(jī)變量；HTMLCONTROLForms.HTML:Option.1C其中一個(gè)是隨機(jī)變量，一個(gè)是常數(shù)；HTMLCONTROLForms.HTML:Option.1D都是常數(shù)。正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.141.對(duì)一個(gè)假設(shè)檢驗(yàn)問(wèn)題而言的檢驗(yàn)統(tǒng)計(jì)量，和對(duì)一組特定的樣本觀察值而言的檢驗(yàn)統(tǒng)計(jì)量分別是：HTMLCONTROLForms.HTML:Option.1A確定的量和隨機(jī)變量；HTMLCONTROLForms.HTML:Option.1B隨機(jī)變量和確定的量；HTMLCONTROLForms.HTML:Option.1C確定的量和確定的量；HTMLCONTROLForms.HTML:Option.1D隨機(jī)變量和隨機(jī)變量正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.142.用簡(jiǎn)單隨機(jī)重復(fù)抽樣方法選取樣本時(shí)，如果要使抽樣平均誤差降低50%，則樣本容量需要擴(kuò)大到原來(lái)的：HTMLCONTROLForms.HTML:Option.1A2倍；HTMLCONTROLForms.HTML:Option.1B3倍；HTMLCONTROLForms.HTML:Option.1C4倍；HTMLCONTROLForms.HTML:Option.1D5倍正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.143.根據(jù)時(shí)期時(shí)間序列，計(jì)算平均發(fā)展水平應(yīng)當(dāng)采用：HTMLCONTROLForms.HTML:Option.1A加權(quán)算術(shù)平均法；HTMLCONTROLForms.HTML:Option.1B首末折半法；HTMLCONTROLForms.HTML:Option.1C簡(jiǎn)單算術(shù)平均法；HTMLCONTROLForms.HTML:Option.1D幾何平均法正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.144.顯著性水平是指以下的哪一種概率或風(fēng)險(xiǎn)：HTMLCONTROLForms.HTML:Option.1A原假設(shè)為真時(shí)接受原假設(shè)；HTMLCONTROLForms.HTML:Option.1B原假設(shè)為假時(shí)接受原假設(shè)；HTMLCONTROLForms.HTML:Option.1C原假設(shè)為真時(shí)拒絕原假設(shè)；HTMLCONTROLForms.HTML:Option.1D原假設(shè)為假時(shí)拒絕原假設(shè)正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.145.某班學(xué)生數(shù)學(xué)考試成績(jī)分別為65分、71分、80分和87分，那末，這四個(gè)數(shù)字是：HTMLCONTROLForms.HTML:Option.1A指標(biāo)；HTMLCONTROLForms.HTML:Option.1B標(biāo)志；HTMLCONTROLForms.HTML:Option.1C變量；HTMLCONTROLForms.HTML:Option.1D標(biāo)志值正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.146.定基發(fā)展速度與環(huán)比發(fā)展速度之間的關(guān)系表現(xiàn)為定基發(fā)展速度等于相應(yīng)各環(huán)比發(fā)展速度：HTMLCONTROLForms.HTML:Option.1A的連乘積；HTMLCONTROLForms.HTML:Option.1B的連乘積再減去100%；HTMLCONTROLForms.HTML:Option.1C之和；HTMLCONTROLForms.HTML:Option.1D之和再減去100%正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.147.在實(shí)際中最常用的平均值是：HTMLCONTROLForms.HTML:Option.1A算術(shù)平均數(shù)；HTMLCONTROLForms.HTML:Option.1B調(diào)和平均數(shù)；HTMLCONTROLForms.HTML:Option.1C中位數(shù)；HTMLCONTROLForms.HTML:Option.1D幾何平均數(shù)正確答案:AHTMLCONTROLForms.HTML:Hidden.1HTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.148.一種零件的標(biāo)準(zhǔn)直徑是15cm，質(zhì)量檢測(cè)員對(duì)所生產(chǎn)的零件是否符合標(biāo)準(zhǔn)要求進(jìn)行檢驗(yàn)時(shí)，應(yīng)該采取的假設(shè)形式為：HTMLCONTROLForms.HTML:Option.1A原假設(shè)大于等于15cm，而備擇假設(shè)小于15cm；HTMLCONTROLForms.HTML:Option.1B原假設(shè)小于等于15cm，而備擇假設(shè)大于15cm；HTMLCONTROLForms.HTML:Option.1C原假設(shè)等于15cm，而備擇假設(shè)不等于15cm；HTMLCONTROLForms.HTML:Option.1D原假設(shè)等于15cm，而備擇假設(shè)大于等于15cm正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.149.相關(guān)系數(shù)r的取值范圍是：HTMLCONTROLForms.HTML:Option.1A在0到1之間；HTMLCONTROLForms.HTML:Option.1B在-1到0之間；HTMLCONTROLForms.HTML:Option.1C在-1到1之間；HTMLCONTROLForms.HTML:Option.1D無(wú)限制正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.150.以下屬于分類變量的是：HTMLCONTROLForms.HTML:Option.1A教齡；HTMLCONTROLForms.HTML:Option.1B工資；HTMLCONTROLForms.HTML:Option.1C牙膏銷量；HTMLCONTROLForms.HTML:Option.1D網(wǎng)絡(luò)支付方式（現(xiàn)金、信用卡、支票）正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.151.統(tǒng)計(jì)分組的結(jié)果，應(yīng)當(dāng)是：HTMLCONTROLForms.HTML:Option.1A組內(nèi)具有同質(zhì)性，組間具有差異性；HTMLCONTROLForms.HTML:Option.1B組內(nèi)具有差異性，組間具有同質(zhì)性；HTMLCONTROLForms.HTML:Option.1C組內(nèi)具有差異性，組間具有差異性；HTMLCONTROLForms.HTML:Option.1D組內(nèi)具有同質(zhì)性，組間具有同質(zhì)性正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.152.在計(jì)算指數(shù)的公式中，同度量因素的選擇時(shí)期是：HTMLCONTROLForms.HTML:Option.1A報(bào)告期；HTMLCONTROLForms.HTML:Option.1B基期；HTMLCONTROLForms.HTML:Option.1C分母為基期，分子為報(bào)告期；HTMLCONTROLForms.HTML:Option.1D分子分母為同一時(shí)期正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.153.抽樣平均誤差反映了樣本指標(biāo)與總體指標(biāo)之間的：HTMLCONTROLForms.HTML:Option.1A實(shí)際誤差；HTMLCONTROLForms.HTML:Option.1B調(diào)查誤差；HTMLCONTROLForms.HTML:Option.1C可能誤差范圍；HTMLCONTROLForms.HTML:Option.1D平均誤差程度正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.154.通過(guò)對(duì)誤差的分析檢驗(yàn)多個(gè)總體均值是否相等的一種統(tǒng)計(jì)方法是：HTMLCONTROLForms.HTML:Option.1A抽樣估計(jì)；HTMLCONTROLForms.HTML:Option.1B假設(shè)檢驗(yàn)；HTMLCONTROLForms.HTML:Option.1C方差分析；HTMLCONTROLForms.HTML:Option.1D回歸分析正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.155.如果數(shù)據(jù)分布很不均勻，則應(yīng)編制：HTMLCONTROLForms.HTML:Option.1A開(kāi)口組；HTMLCONTROLForms.HTML:Option.1B閉口組；HTMLCONTROLForms.HTML:Option.1C等距數(shù)列；HTMLCONTROLForms.HTML:Option.1D異距數(shù)列正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.156.最常用的反映數(shù)據(jù)離散趨勢(shì)的指標(biāo)值是：HTMLCONTROLForms.HTML:Option.1A方差；HTMLCONTROLForms.HTML:Option.1B標(biāo)準(zhǔn)差；HTMLCONTROLForms.HTML:Option.1C全距；HTMLCONTROLForms.HTML:Option.1D離散系數(shù)正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.157.統(tǒng)計(jì)總體的基本特征是：HTMLCONTROLForms.HTML:Option.1A同質(zhì)性，數(shù)量性，變異性；HTMLCONTROLForms.HTML:Option.1B大量性，變異性，同質(zhì)性；HTMLCONTROLForms.HTML:Option.1C數(shù)量性，具體性，綜合性；HTMLCONTROLForms.HTML:Option.1D總體性，社會(huì)性，大量性正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.158.編制數(shù)量指標(biāo)綜合指數(shù)所采用的同度量因素是：HTMLCONTROLForms.HTML:Option.1A質(zhì)量指標(biāo)；HTMLCONTROLForms.HTML:Option.1B數(shù)量指標(biāo)；HTMLCONTROLForms.HTML:Option.1C綜合指標(biāo)；HTMLCONTROLForms.HTML:Option.1D相對(duì)指標(biāo)正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.159.某商品價(jià)格發(fā)生變化，現(xiàn)在的100元只值原來(lái)的90元，則價(jià)格指數(shù)為：HTMLCONTROLForms.HTML:Option.1A10%；HTMLCONTROLForms.HTML:Option.1B90%；HTMLCONTROLForms.HTML:Option.1C110%；HTMLCONTROLForms.HTML:Option.1D111%正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.160.某市進(jìn)行工業(yè)企業(yè)生產(chǎn)設(shè)備狀況普查，要求在7月1日至7月5日全部調(diào)查完畢。則規(guī)定的這一時(shí)間是：HTMLCONTROLForms.HTML:Option.1A調(diào)查時(shí)間；HTMLCONTROLForms.HTML:Option.1B調(diào)查期限；HTMLCONTROLForms.HTML:Option.1C標(biāo)準(zhǔn)時(shí)間；HTMLCONTROLForms.HTML:Option.1D登記期限正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.161.下列關(guān)系中屬于負(fù)相關(guān)的是：HTMLCONTROLForms.HTML:Option.1A農(nóng)田施肥量與畝產(chǎn)量之間的關(guān)系；HTMLCONTROLForms.HTML:Option.1B生產(chǎn)設(shè)備工作時(shí)間與維修費(fèi)用之間的關(guān)系；HTMLCONTROLForms.HTML:Option.1C商品流通規(guī)模與流通費(fèi)用之間的關(guān)系；HTMLCONTROLForms.HTML:Option.1D單位產(chǎn)品原材料消耗量與單位成本之間的關(guān)系正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.162.以下屬于數(shù)值型變量的是：HTMLCONTROLForms.HTML:Option.1A體重；HTMLCONTROLForms.HTML:Option.1B性別；HTMLCONTROLForms.HTML:Option.1C工作崗位級(jí)別；HTMLCONTROLForms.HTML:Option.1D居民對(duì)某項(xiàng)改革措施的態(tài)度（支持、中立、反對(duì)）正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.163.以下屬于定距尺度的數(shù)據(jù)資料是：HTMLCONTROLForms.HTML:Option.1A溫度；HTMLCONTROLForms.HTML:Option.1B受教育年限；HTMLCONTROLForms.HTML:Option.1C職業(yè)技能等級(jí)；HTMLCONTROLForms.HTML:Option.1DISBN號(hào)（書號(hào)）正確答案:AHTMLCONTROLForms.HTML:Hidden.1HTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.164.某工人月工資為2000元，工資屬于：HTMLCONTROLForms.HTML:Option.1A品質(zhì)標(biāo)志；HTMLCONTROLForms.HTML:Option.1B數(shù)量標(biāo)志；HTMLCONTROLForms.HTML:Option.1C變量值；HTMLCONTROLForms.HTML:Option.1D指標(biāo)正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.165.某城市擬對(duì)占全市儲(chǔ)蓄額五分之四的幾個(gè)大儲(chǔ)蓄所進(jìn)行調(diào)查，以了解全市儲(chǔ)蓄的一般情況，則這種調(diào)查方式是：HTMLCONTROLForms.HTML:Option.1A普查；HTMLCONTROLForms.HTML:Option.1B典型調(diào)查；HTMLCONTROLForms.HTML:Option.1C抽樣調(diào)查；HTMLCONTROLForms.HTML:Option.1D重點(diǎn)調(diào)查正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.166.以下屬于定比尺度的數(shù)據(jù)資料是：HTMLCONTROLForms.HTML:Option.1A滿意度；HTMLCONTROLForms.HTML:Option.1B溫度；HTMLCONTROLForms.HTML:Option.1C工資；HTMLCONTROLForms.HTML:Option.1D時(shí)間正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.167.平均差（A.D）的取值范圍是：HTMLCONTROLForms.HTML:Option.1AA.D=0；HTMLCONTROLForms.HTML:Option.1BA.D<=0；HTMLCONTROLForms.HTML:Option.1CA.D>=0；HTMLCONTROLForms.HTML:Option.1D0<=A.D<=1正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.168.對(duì)兩變量的散點(diǎn)圖擬合最好的回歸線必須滿足一個(gè)基本條件是：HTMLCONTROLForms.HTML:Option.1A因變量的各個(gè)觀察值與擬合值差的和為最大；HTMLCONTROLForms.HTML:Option.1B因變量的各個(gè)觀察值與擬合值差的和為最?。籋TMLCONTROLForms.HTML:Option.1C因變量的各個(gè)觀察值與擬合值差的平方和為最大；HTMLCONTROLForms.HTML:Option.1D因變量的各個(gè)觀察值與擬合值差的平方和為最小。正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.169.某連續(xù)變量數(shù)列，其末組為500以上。又知其鄰近組的組中值為480，則未組的組中值為：HTMLCONTROLForms.HTML:Option.1A520；HTMLCONTROLForms.HTML:Option.1B510；HTMLCONTROLForms.HTML:Option.1C530；HTMLCONTROLForms.HTML:Option.1D540正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.170.某商場(chǎng)2009年空調(diào)銷售量為6500臺(tái)，庫(kù)存年末比年初減少100臺(tái)，這兩個(gè)總量指標(biāo)：HTMLCONTROLForms.HTML:Option.1A時(shí)期指標(biāo)；HTMLCONTROLForms.HTML:Option.1B時(shí)點(diǎn)指標(biāo)；HTMLCONTROLForms.HTML:Option.1C前者是時(shí)期指標(biāo)，后者是時(shí)點(diǎn)指標(biāo)；HTMLCONTROLForms.HTML:Option.1D前者是時(shí)點(diǎn)指標(biāo)，后者是時(shí)期指標(biāo)正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.171.一個(gè)管理統(tǒng)計(jì)總體：HTMLCONTROLForms.HTML:Option.1A只能有一個(gè)標(biāo)志；HTMLCONTROLForms.HTML:Option.1B只能有一個(gè)指標(biāo)；HTMLCONTROLForms.HTML:Option.1C可以有多個(gè)標(biāo)志；HTMLCONTROLForms.HTML:Option.1D可以有多個(gè)指標(biāo)正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.172.在各種抽樣組織形式中，最符合隨機(jī)原則的組織形式是：HTMLCONTROLForms.HTML:Option.1A分層抽樣；HTMLCONTROLForms.HTML:Option.1B整群抽樣；HTMLCONTROLForms.HTML:Option.1C簡(jiǎn)單隨機(jī)抽樣；HTMLCONTROLForms.HTML:Option.1D階段抽樣正確答案:CHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.173.為調(diào)查某學(xué)校學(xué)生的上網(wǎng)時(shí)間，從一年級(jí)學(xué)生中抽取80名，從二年級(jí)學(xué)生中抽取60名，三年級(jí)學(xué)生中抽取50名進(jìn)行調(diào)查。這種調(diào)查方法是：HTMLCONTROLForms.HTML:Option.1A簡(jiǎn)單隨機(jī)抽樣；HTMLCONTROLForms.HTML:Option.1B整群抽樣；HTMLCONTROLForms.HTML:Option.1C系統(tǒng)調(diào)查；HTMLCONTROLForms.HTML:Option.1D分層調(diào)查正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.174.抽樣調(diào)查中的抽樣誤差是：HTMLCONTROLForms.HTML:Option.1A隨機(jī)誤差；HTMLCONTROLForms.HTML:Option.1B系統(tǒng)性誤差；HTMLCONTROLForms.HTML:Option.1C代表性誤差；HTMLCONTROLForms.HTML:Option.1D登記性誤差正確答案:AHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.175.單位成本與產(chǎn)品產(chǎn)量的相關(guān)關(guān)系，以及單位成本與單位產(chǎn)品原材料消耗量的相關(guān)關(guān)系，表述正確的是：HTMLCONTROLForms.HTML:Option.1A前者是正相關(guān)，后者是負(fù)相關(guān)；HTMLCONTROLForms.HTML:Option.1B前者是負(fù)相關(guān)，后者是正相關(guān)；HTMLCONTROLForms.HTML:Option.1C兩者都是正相關(guān)；HTMLCONTROLForms.HTML:Option.1D兩者都是負(fù)相關(guān)正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.176.在組距式數(shù)列中，用組中值來(lái)代表組內(nèi)的一般水平的假定條件：HTMLCONTROLForms.HTML:Option.1A各個(gè)組的次數(shù)相等；HTMLCONTROLForms.HTML:Option.1B各個(gè)組的組距相等；HTMLCONTROLForms.HTML:Option.1C組內(nèi)變量值相等；HTMLCONTROLForms.HTML:Option.1D組內(nèi)變量值呈均勻分布正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.177.計(jì)算計(jì)劃完成情況相對(duì)指標(biāo)，分子和分母的數(shù)值：HTMLCONTROLForms.HTML:Option.1A只能是相對(duì)數(shù)；HTMLCONTROLForms.HTML:Option.1B只能是絕對(duì)數(shù)；HTMLCONTROLForms.HTML:Option.1C只能是平均數(shù)；HTMLCONTROLForms.HTML:Option.1D既可以是絕對(duì)數(shù)，也可以是相對(duì)數(shù)或平均數(shù)正確答案:DHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.178.在樣本容量一定的情況下，抽樣估計(jì)的精確度和置信度水平之間按如下方式變動(dòng)：HTMLCONTROLForms.HTML:Option.1A同方向；HTMLCONTROLForms.HTML:Option.1B反方向；HTMLCONTROLForms.HTML:Option.1C有時(shí)同方向，有時(shí)反方向；HTMLCONTROLForms.HTML:Option.1D無(wú)法確定正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.179.方差分析中組內(nèi)方差是：HTMLCONTROLForms.HTML:Option.1A包括隨機(jī)誤差和系統(tǒng)誤差；HTMLCONTROLForms.HTML:Option.1B只包括隨機(jī)誤差，不包括系統(tǒng)誤差；HTMLCONTROLForms.HTML:Option.1C只包括系統(tǒng)誤差，不包括隨機(jī)誤差；HTMLCONTROLForms.HTML:Option.1D既不包括隨機(jī)誤差，也不包括系統(tǒng)誤差正確答案:BHTMLCONTROLForms.HTML:Hidden.1單選題HTMLCONTROLForms.HTML:Hidden.180.以下屬于數(shù)量綜合指數(shù)的是：HTMLCONTROLForms.HTML:Option.1A產(chǎn)量綜合指數(shù)；HTMLCONTROLForms.HTML:Option.1B價(jià)格綜合指數(shù)；HTMLCONTROLForms.HTML:Option.1C銷售額綜合指數(shù)；HTMLCONTROLForms.HTML:Option.1D成本綜合指數(shù)正確答案:AHTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.181.同度量因素，也可以叫權(quán)數(shù)，是因?yàn)椋篐TMLCONTROLForms.HTML:Checkbox.1A它使得不同度量單位的現(xiàn)象總體轉(zhuǎn)化為在數(shù)量上可以加總；HTMLCONTROLForms.HTML:Checkbox.1B客觀上體現(xiàn)它在實(shí)際經(jīng)濟(jì)現(xiàn)象或過(guò)程中的份額；HTMLCONTROLForms.HTML:Checkbox.1C這是我們所要測(cè)定的那個(gè)因素；HTMLCONTROLForms.HTML:Checkbox.1D它必須固定在相同的時(shí)期正確答案:ABDHTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.182.簡(jiǎn)單線性回歸分析的特點(diǎn)是：HTMLCONTROLForms.HTML:Checkbox.1A兩個(gè)變量之間不是對(duì)等關(guān)系；HTMLCONTROLForms.HTML:Checkbox.1B回歸系數(shù)有正負(fù)號(hào)；HTMLCONTROLForms.HTML:Checkbox.1C兩個(gè)變量都是隨機(jī)的；HTMLCONTROLForms.HTML:Checkbox.1D利用一個(gè)方程兩個(gè)變量可以互相推算；HTMLCONTROLForms.HTML:Checkbox.1E有可能求出兩個(gè)回歸方程正確答案:ABHTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.183.指數(shù)體系中，指數(shù)之間的數(shù)量關(guān)系可表述為：HTMLCONTROLForms.HTML:Checkbox.1A總指數(shù)等于各因素指數(shù)的乘積；HTMLCONTROLForms.HTML:Checkbox.1B總指數(shù)等于各因素指數(shù)之和；HTMLCONTROLForms.HTML:Checkbox.1C總指數(shù)的分子分母之差等于因素指數(shù)的分子分母之差的和；HTMLCONTROLForms.HTML:Checkbox.1D總指數(shù)的分子分母之差等于因素指數(shù)的分子分母之差的積正確答案:ACHTMLCONTROLForms.HTML:Hidden.1HTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.184.下列尺度中可以計(jì)量形成為定性數(shù)據(jù)的有：HTMLCONTROLForms.HTML:Checkbox.1A定類尺度；HTMLCONTROLForms.HTML:Checkbox.1B定序尺度；HTMLCONTROLForms.HTML:Checkbox.1C定距尺度；HTMLCONTROLForms.HTML:Checkbox.1D定比尺度正確答案:ABHTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.185.用于分析現(xiàn)象發(fā)展水平的指標(biāo)有：HTMLCONTROLForms.HTML:Checkbox.1A發(fā)展速度；HTMLCONTROLForms.HTML:Checkbox.1B發(fā)展水平；HTMLCONTROLForms.HTML:Checkbox.1C平均發(fā)展水平；HTMLCONTROLForms.HTML:Checkbox.1D增減量；HTMLCONTROLForms.HTML:Checkbox.1E平均增減量正確答案:BCDEHTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.186.加權(quán)算術(shù)平均數(shù)等于簡(jiǎn)單算術(shù)平均數(shù)的條件是：HTMLCONTROLForms.HTML:Checkbox.1A各組變量值不相同；HTMLCONTROLForms.HTML:Checkbox.1B各組次數(shù)相等；HTMLCONTROLForms.HTML:Checkbox.1C各組權(quán)數(shù)都為1；HTMLCONTROLForms.HTML:Checkbox.1D分組的組數(shù)較少正確答案:BCHTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.187.變量之間的關(guān)系按相關(guān)程度可分為：HTMLCONTROLForms.HTML:Checkbox.1A正相關(guān)；HTMLCONTROLForms.HTML:Checkbox.1B不相關(guān)；HTMLCONTROLForms.HTML:Checkbox.1C完全相關(guān)；HTMLCONTROLForms.HTML:Checkbox.1D不完全相關(guān)正確答案:BCDHTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.188.回歸分析和相關(guān)分析的關(guān)系是：HTMLCONTROLForms.HTML:Checkbox.1A回歸分析可用于估計(jì)和預(yù)測(cè)；HTMLCONTROLForms.HTML:Checkbox.1B相關(guān)分析是研究變量之間的相關(guān)關(guān)系的密切程度；HTMLCONTROLForms.HTML:Checkbox.1C回歸分析中自變量和因變量可以互相推導(dǎo)并進(jìn)行預(yù)測(cè)；HTMLCONTROLForms.HTML:Checkbox.1D相關(guān)分析需要區(qū)分自變量和因變量；HTMLCONTROLForms.HTML:Checkbox.1E相關(guān)分析是回歸分析的基礎(chǔ)正確答案:ABEHTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.189.統(tǒng)計(jì)調(diào)查按搜集資料的方法不同，可以分為：HTMLCONTROLForms.HTML:Checkbox.1A采訪法；HTMLCONTROLForms.HTML:Checkbox.1B抽樣調(diào)查法；HTMLCONTROLForms.HTML:Checkbox.1C直接觀察法；HTMLCONTROLForms.HTML:Checkbox.1D典A:C:EAA型調(diào)查法；HTMLCONTROLForms.HTML:Checkbox.1E報(bào)告法正確答案:ACEHTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.190.下列關(guān)于調(diào)查組織方式的判斷中，不正確的有：HTMLCONTROLForms.HTML:Checkbox.1A重點(diǎn)調(diào)查是一種非全面調(diào)查，既可用于經(jīng)常性調(diào)查，也可用于一次性調(diào)查；HTMLCONTROLForms.HTML:Checkbox.1B抽樣調(diào)查是非全面調(diào)查中最科學(xué)的方法，因此它適用于完成任何調(diào)查任務(wù)；HTMLCONTROLForms.HTML:Checkbox.1C在非全面調(diào)查中，抽樣調(diào)查最重要，重點(diǎn)調(diào)查次之，典型調(diào)查最不重要；HTMLCONTROLForms.HTML:Checkbox.1D如果典型調(diào)查的目的是為了近似地估計(jì)總體的數(shù)值，則可以選擇若干中等的典型單位進(jìn)行調(diào)查；HTMLCONTROLForms.HTML:Checkbox.1E普查是取得全面統(tǒng)計(jì)資料的主要調(diào)查方法正確答案:BCDEHTMLCONTROLForms.HTML:Hidden.1HTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.191.下列等式中，正確的有：HTMLCONTROLForms.HTML:Checkbox.1A增長(zhǎng)速度=發(fā)展速度－１；HTMLCONTROLForms.HTML:Checkbox.1B環(huán)比發(fā)展速度＝環(huán)比增長(zhǎng)速度－１；HTMLCONTROLForms.HTML:Checkbox.1C定基發(fā)展速度＝定基增長(zhǎng)速度＋１；HTMLCONTROLForms.HTML:Checkbox.1D平均發(fā)展速度＝平均增長(zhǎng)速度－１；HTMLCONTROLForms.HTML:Checkbox.1E平均增長(zhǎng)速度＝平均發(fā)展速度－１正確答案:ACEHTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.192.經(jīng)濟(jì)管理統(tǒng)計(jì)的主要研究方法有：HTMLCONTROLForms.HTML:Checkbox.1A實(shí)驗(yàn)法；HTMLCONTROLForms.HTML:Checkbox.1B大量觀察法；HTMLCONTROLForms.HTML:Checkbox.1C綜合指標(biāo)法；HTMLCONTROLForms.HTML:Checkbox.1D歸納推理法；HTMLCONTROLForms.HTML:Checkbox.1E分析估計(jì)法正確答案:BCDHTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.193.非全面調(diào)查包括：HTMLCONTROLForms.HTML:Checkbox.1A重點(diǎn)調(diào)查；HTMLCONTROLForms.HTML:Checkbox.1B抽樣調(diào)查；HTMLCONTROLForms.HTML:Checkbox.1C快速普查；HTMLCONTROLForms.HTML:Checkbox.1D典型調(diào)查；HTMLCONTROLForms.HTML:Checkbox.1E統(tǒng)計(jì)年報(bào)正確答案:ABDHTMLCONTROLForms.HTML:Hidden.1多選題HTMLCONTROLForms.HTML:Hidden.194.平均指標(biāo)和標(biāo)志變異指標(biāo)的關(guān)系是：HTMLCONTROLForms.HTML:Checkbox.1A標(biāo)志變異指標(biāo)越大，平均數(shù)代表性越大；HTMLCONTROLForm