0Zyrjg醫(yī)學(xué)統(tǒng)計(jì)學(xué)基礎(chǔ)理論復(fù)習(xí)題

1、we will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to manage a nd contr ol, optimize business proce sse s, to ensure sm oot h processes, responsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pen

2、dent ov ersight role of evaluation com plying wit h third -party responsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardi ze related transacti ons, strengthe ning operati ons in accor dance with law. deepeni ng the information manageme nt to

3、ensure full communicati on "zero resistance". o constantly perfect erp , and bfs+ , and pi, a nd mis , and scm, i nformation system based construction, full integration information system, achieve d information resource s share d; to expa nd portal system application of breadt h and de pth

4、, play i nformation sy stem on e nterprise of assistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis and system handover; to strengthe ning bfs+, a nd erp , and s cm, technology a ppli cation of training, im prove empl oyees a ppli cation informat

5、ion system of capacity and level. humanistic care t o ensure "zero." to strengtheni ng huma nities care , continues to foster compa ny wind clea r, and g as are, and heart shun of culture atm osphere; strengthe ning l ove hel ped tra ppe d, care difficult empl oyees; carried out style a ct

6、ivities, ri ch empl oyees life; stre ngthe ning health a nd la bour prote ction, organi zation career health medical, contr ol career agai nst; conti nue s t o impleme ntation psychol ogical warni ng preventi on sy stem, training empl oyees health of chara cter, a nd sta ble of mood and enter prisi

7、ng of attitude, created friendly fraternity of humanities environment. t o stre ngthe n risk manageme nt, ensure t hat the busi ness of "zero risk". t o stre ngthe ned business pla ns manageme nt, will busine ss busi ness plans cov er to all level, e nsure t he busi ness can contr ol in co

8、ntr ol; to close concer n fina ncial,and coal ele ctric li nkage, and energy-savi ng scheduling, national policy tre nds, strengtheni ng track, active should; to impleme ntation state -ow ned a ssets method, furt her specification busine ss financial management; to perfect risk tube control system,

9、achieved risk re cog nition, and measure , and assessme nt, and report, and control feed back of closed ri ng management, im prove risk prev ention ca pacit y. o further standardize trading, a nd strive to achieve "accordi ng to law, standardize a nd fair." innovation of performance manage

10、me nt, to ensure that potenti al employe es "zero fly". t o strengt hen performance manageme nt, process control, e nha nce employe e evaluati on and levels of effective communication to impr ove performance manag ement. to further qua ntify and refine em ployee standar ds . work, full pla

11、y party, and branch, a nd members in "five type enter prise" construction i n the of core rol e, and fighting fortress rol e and pi oneer model rol e; to conti nue s to strengt heni ng "four good" lea dershi p constr ucti on秋風(fēng)清，秋月明 ,落葉聚仍散 ,寒鴉棲復(fù)驚；醫(yī)學(xué)統(tǒng)計(jì)學(xué)基礎(chǔ)理論復(fù)習(xí)題一、是非題：（如判定該題正確就在題后括號(hào)內(nèi)打

12、“”，判定該題錯(cuò)誤就在題后括號(hào)內(nèi)打“×” ）1農(nóng)村婦女生育情形調(diào)查結(jié)果如下所示，該資料類型為計(jì)量資料；（）生育胎次01234婦女人數(shù)5257030142觀看到 50 例某傳染病的埋伏期， 整理成頻數(shù)表如下： 這是計(jì)量資料； （）埋伏期 小時(shí)12366084108例數(shù)82212623. 身高的標(biāo)準(zhǔn)差比體重的大， 因此，身高的變異程度比體重的大；（）4. 所謂均數(shù)的標(biāo)準(zhǔn)誤， 其實(shí)就是樣本均數(shù)的標(biāo)準(zhǔn)差；（）5在進(jìn)行簡(jiǎn)潔直線相關(guān)與回來(lái)分析時(shí)，相關(guān)系數(shù)r 的顯著性檢驗(yàn)結(jié)果和回來(lái)系 數(shù) b 的顯著性檢驗(yàn)結(jié)果完全一樣；（）6. 從總體中抽出一部分個(gè)體就構(gòu)成一個(gè)樣本；（）7. 在進(jìn)行成組設(shè)計(jì)資料的t

13、 檢驗(yàn)中， h0： 1=2， h1 ： 1 2 ， =0.05 ；如檢驗(yàn)的結(jié)果為p=0.065，就結(jié)論為兩總體均數(shù)相等；（）8. 進(jìn)行多元線性回來(lái)時(shí)， 進(jìn)入方程的自變量越多越好；（）9. 同一組資料作團(tuán)體t 檢驗(yàn)，雙側(cè)檢驗(yàn)的 p 值是單側(cè)檢驗(yàn)的 10醫(yī)學(xué)統(tǒng)計(jì)學(xué)的全部?jī)?nèi)容就是對(duì)收集來(lái)的數(shù)據(jù)進(jìn)行統(tǒng)計(jì)分析；2 倍；（）11. 在直線回來(lái)分析中， 要求因變量聽(tīng)從正態(tài)分布；（）12. 在進(jìn)行三組均數(shù)的方差分析中，如檢驗(yàn)的結(jié)果為p=0.015，就結(jié)論為三個(gè)總體均數(shù)都不相等；（）13. 進(jìn)行多元線性回來(lái)時(shí)，如偏回來(lái)系數(shù)b1>b2，就指標(biāo) x1 對(duì) y 的作用大于 x2 對(duì) y的作用（）14. 假如理論

14、上 a 藥的確有減肥作用，但在一次臨床試驗(yàn)中，它的降低體重值和勸慰劑的差異無(wú)統(tǒng)計(jì)學(xué)意義，可能是樣本量太?。唬ǎ?5. 如 x1 和 y 之間的簡(jiǎn)潔相關(guān)系數(shù)有統(tǒng)計(jì)學(xué)意義，就在多元逐步回來(lái)中，x1 肯定會(huì)被選入方程；（）16. 如 x1 和 y 之間的簡(jiǎn)潔相關(guān)系數(shù)無(wú)統(tǒng)計(jì)學(xué)意義，就在多元逐步回來(lái)中，x1 肯定不會(huì)被選入方程；（）17. 二個(gè)率進(jìn)行比較的顯著性檢驗(yàn)中，用準(zhǔn)確概率運(yùn)算是最正確的；（）18. 如顯著性檢驗(yàn)的結(jié)論為a 組均數(shù)大于 b 組， p0.0021 ，這時(shí) p 表示該結(jié)論犯錯(cuò)誤的可能性的大??；（）19. 回來(lái)分析中，回來(lái)系數(shù)越大，回來(lái)系數(shù)的標(biāo)準(zhǔn)誤也越大；（）20. 正態(tài)分布的均數(shù)不肯定

15、比標(biāo)準(zhǔn)差大；（）二、填充題play levels ca dres in enterpri se devel opme nt in the of back bone backbone role; t o full strengtheni ng members youth w ork, full play yo uth em ployees i n company development in t he of force role; to impr ove indepe ndent commission against corr upti on w ork level, strengt heni

16、ng on enterpri se busi ness key link of effectiveness monitore d. , and maintai n stabilit y. to further stre ngthe n publicity and e ducation, improve t he overall legal system. we must stre ngthen safety management, esta blish and im prove the e ducation, s upervi sion, and evaluati on as one of t

17、he traffic safety management mecha nism. o conscienti ously sum up the olympi c security control s, prom oting integrated ma nagement to a higher level , higher standards, a higher level of devel opme nt. employee s, today is lunar cale ndar on december 24, the ox bell i s about to ri ng, at this ti

18、me of year, w e clearly feel the pulse of the xx power generation compa ny to flouri sh, to more clearly hear xx power ge neration companies mature and symmetry breathing. recall ing pa st one a not her acr oss a raili ng, we are e nthusiasti c and full of confide nce. future development opportuniti

19、es, we m ore exciting fight more spirited.employees, let us toget her acr oss 2021 full of challe nges a nd opportunities, to create a green, l ow-cost operation, full of huma ne care of a world-cl ass power ge neration com pany and work hard. the occasi on of the spring festival, my si ncere wi sh

20、that y ou a nd the families of the staff in the ne w year, good health, happy, happy.we will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to manage a nd contr ol, o ptimize business proce sse s, to ensure sm oot h processes, responsi bilities

21、 i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party responsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardi ze related transacti ons, strength

22、e ning operati ons in accor dance with law. deepeni ng the information manageme nt to ensure full communicati on "zero resistance". o constantly perfect erp , and bfs+ , and pi, a nd mis , and scm, i nformation system based construction, full integration information system, achieve d infor

23、mation resource s share d; to expa nd portal system application of breadt h and de pth, play i nformation sy stem on e nterprise of assistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis and system handover; to strengthe ning bfs+, a nd erp , and

24、s cm, technology a ppli cation of training, im prove empl oyees a ppli cation information system of capacity and level. humanistic care t o ensure "zero." to strengtheni ng huma nities care , continues to foster compa ny wind clea r, and g as are, and heart shun of culture atm osphere; str

25、engthe ning l ove hel ped tra ppe d, care difficult empl oyees; carried out style a ctivities, ri ch empl oyees life; stre ngthe ning health a nd la bour prote ction, organi zation career health medical, contr ol career agai nst; conti nue s to impleme ntation psychol ogical warni ng preventi on sy

26、stem, training empl oyees health of chara cter, a nd sta ble of mood and enter prisi ng of attitude, created friendly fraternity of humanities environment. t o stre ngthe n risk manageme nt, ensure t hat the busi ness of "zero risk". t o stre ngthe ned business pla ns manageme nt, will bus

27、ine ss busi ness plans cov er to all level, e nsure t he busi ness can contr ol in contr ol; to close concer n fina ncial,and coal ele ctric li nkage, and energy-savi ng scheduling, national policy tre nds, strengtheni ng track, active should; to impleme ntation state -ow ned a ssets method, furt he

28、r specification busine ss financial management; to perfect risk tube control system, achieved risk re cog nition, and measure , and assessme nt, and report, and control feedba ck of closed ri ng management, im prove risk prev ention ca pacit y. o further standardize trading, a nd strive to achieve &

29、quot;accordi ng to law, standardize a nd fair." innovation of performance manageme nt, to ensure that potenti al employe es "zero fly". t o strengt hen performance manageme nt, process control, e nha nce employe e evaluati on and levels of effective communication to impr ove performan

30、ce manag ement. to further qua ntify and refine em ployee standar ds . work, full play party, and branch, a nd members in "five type enter prise" construction i n the of core rol e, and fighting fortress rol e and pi oneer model rol e; to conti nue s to strengt heni ng "four good"

31、; lea dershi p constr ucti on1 當(dāng)拒絕了實(shí)際上成立的h0 時(shí)，稱為犯不拒絕實(shí)際上不成立的h0 時(shí)，稱為犯誤差，常用表示；當(dāng)誤差，常用表示； 1又 稱 為； 要 同 時(shí) 降 低 和 值 的 唯 一 方 法 是；2 聽(tīng)從正態(tài)分布的計(jì)量資料常用表示其平均水平，用表示 其離 散程 度； 服 從對(duì) 數(shù)正 態(tài)分 布 的 計(jì) 量 資 料 常 用表 示 其 平 均 水 平 ； 非 正 態(tài) 分 布 的 計(jì) 量 資 料 常 用表示其平均水平，用3 方差分析的應(yīng)用條件為，；表示其離散程度；和4 要檢驗(yàn)?zāi)硿p肥藥物治療前后體重的降低是否有統(tǒng)計(jì)學(xué)意義可用檢驗(yàn)方法；要比較兩種藥物降低體重作用的

32、差別是否有統(tǒng)計(jì)學(xué)意義可用計(jì)學(xué)意義可用檢驗(yàn)方法；要比較三種藥物降低體重作用的差別是否有統(tǒng)檢驗(yàn)方法；5 要同時(shí)檢驗(yàn)多個(gè)因素的作用，仍要考察各因素之間有無(wú)交互作用，這時(shí)可用試驗(yàn)設(shè)計(jì)方法；6 在一個(gè)治療單純性肥胖的臨床試驗(yàn)中，比較試驗(yàn)藥和勸慰劑對(duì)于降低血糖的作用時(shí)，發(fā)覺(jué)治療前兩組血糖的差異有統(tǒng)計(jì)學(xué)意義；這時(shí)可用的統(tǒng)計(jì)方法， 把治療前的血糖校正到相同后，再對(duì)于治療后血糖的校正均數(shù)進(jìn)行比較；7 要 比 較 各 種 藥 物 治 療 某 疾 病 有 效 率 的 差 別 是 否 有 統(tǒng) 計(jì) 學(xué) 意 義 可 用檢驗(yàn)；假如其療效分為顯效，有效，好轉(zhuǎn)和無(wú)效四個(gè)等級(jí)，要比較各種藥物治療的療效是否有統(tǒng)計(jì)學(xué)意義可用檢驗(yàn)；8

33、 考核某藥物治療疼痛的療效，把疼痛分為無(wú)，輕，中和重4 個(gè)等級(jí)；如需檢play levels ca dres in enterpri se devel opme nt in the of back bone backbone role; t o full strengtheni ng members youth w ork, full play youth em ployees i n company development in t he of force role; to impr ove indepe ndent commission against corr upti on w ork

34、 level, strengt heni ng on enterpri se busi ness k ey link of effectiveness monitore d. , and maintai n stabilit y. to further stre ngthe n publicity and e ducation, improve t he overall legal system. we must stre ngthen safety management, esta blish and im prove the e ducation, supervi sion, and ev

35、aluati on as one of the traffic safety management mecha nism. o conscienti ously sum up the olympi c security control s, prom oting integrated ma nagement to a higher level , higher standards, a higher level of devel opme nt. employee s, today is lunar cale ndar on december 24, the ox bell i s about

36、 to ri ng, at this time of year, w e clearly feel the pulse of the xx power generation compa ny to flouri sh, to more clearly hear xx power ge neration companiesmature and symmetry breathing. recall ing pa st one a not her acr oss a raili ng, we are e nthusiasti c and full of confide nce. future dev

37、elopment opportunities, we m ore exciting fight more spirited.employees, let us toget her acr oss 2021 full of challe nges a nd opportunities, to create a green, l ow-cost operation, full of huma ne care of a world-cl ass power ge neration com pany and work hard. the occasi on of the spring festival

38、, my si ncere wi sh that y ou a nd the families of the staff in the ne w year, good health, happy, happy. 2we will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to manage a nd contr ol, optimize business proce sse s, to ensure sm oot h processes, responsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role o