Distribuciones Probabilisticas: Variable Aleatoria: Posibles Valores
November 20, 2022 | Author: Anonymous | Category: N/A
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MNW][NKVGNJLFW Y[JKOKNBNW]NGOW Whfnbby [jsobfs Ejlzïbfz ‗ ??97
?. Vlo pfrsjlo gjcpro bo bjtfrão gomo sfcolo o bj borej mfb oÿj (6; sfcolos), guflto fb lñcfrj mf vfgfs quf eol÷ obej. Gjl kosf fl fstj, ºGuïb fs bo vornokbf obfotjrno: ^ ºguïbfs sus pjsnkbfs vobjrfs: Tornokbf obfotjrno1 Yjsnknbnmom mf quf bo pfrsjlo eolf j pnfrmo fl fb aufej, mfltrj mf bo
golmom mf vfgfs quf bj gjcprj (6; sfcolos). Yjsnkbfs vobjrfs1 Eolor (?) j pfrmfr (;). Mfltrj mf bos sfcolos. ;. Nmfldgo guobfs vornokbfs sjl obfotjrnos mnsgrftos y guobfs obfotjrnos gjlluos o. Fb lñcfrj mf pfrsjlos quf fstïl colfaolmj fl fstf cjcfltj fl Gjbjckno1 G jbjckno1 Tornokbf obfotjrno mnsgrfto.
k. Fb pfsj mfb jrj obcogflomj fl Djrt @ljx1 Tornokbf obfotjrno gjlluo. g. Bo obturo mfb ovn÷l cïs erolmf gjlstrunmj hosto fb cjcfltj1 Tornokbf obfotjrno gjlluo. m. Fb lñcfrj mf prjpnftornjs quf hngnfrjl rfgbocogn÷l mf su sfeurj outjcjvnbãsgj mfknmj o ul oggnmfltf1 Tornokbf obfotjrno mnsgrfto. f. Fb fcpj lfgfsornj poro vnoaor mf Kjejtï o Yorns1 Tornokbf obfotjrno gjlluo. 7. Tfrndquf sn bo nljrcogn÷l sucnlnstromo fl bos sneunfltfs tokbos gjrrfspjlmf o ulo mnstrnkugn÷l prjkoknbãsgo, sn bj fs flgufltrf bo cfmno y mfsvnogn÷l1
o. ]rfs hjckrfs hjckrfs flfl flfl ul trostjrl trostjrlj j eflîg eflîgj j rfbognjlom rfbognjlomj j gjl fb grj grjcjsjc cjsjco o X, gomo ulj ulj fleflmro fleflmro ul hnaj. Bo vornokbf obfotjrno x fs fb lñcfrj mf hnajs mf bjs trfs hjckrfs quf hfrfmol fb trostjrlj eflîgj rfbognjlomj gjl fb grjcjsjco X. (β 3 ?,6 y χ 3 9,>)
β3 (? Õ 9.756 )+ ( ; Õ 9.756 ) + ( 7 Õ 9.?;6 ) 3?,6 ;
χ
3
P (( 9
∛
;
?.6 ) Õ 9.?;6
) ( ( ? +
∛
;
?.6 ) Õ 9.756
) ( ( ; +
∛
;
?.6 ) Õ 9.756
χ 3∑ 9.56 9.5639.>
) (( 7 +
∛
;
?.6 ) Õ 9.?;6
)S
3
9.56
k. Vlo fcprfso fcprfso oîrfo flf flf bo pjbãgo pjbãgo mf sjkrf vflmfr vflmfr sus vufbjs. vufbjs. Bo vornokb vornokbf f obfotjrno obfotjrno fstï rfprfsfltomo pjr fb lñcfrj mf posoafrjs quf lj pufmfl okjrmor mfknmj o quf hoy cïs posoafrjs quf osnfltjs. Bo prncfro gjso quf sf pufmf ljtor fs quf lj guflto gjl tjmos bos gjlmngnjlfs mf ulo gjlmngn÷l prjkoknbãsgo pufs bo suco mf tjmos sus prjkoknbnmomfs lj mo ulj. 9.96? + 9.?=? + 9.;5= + 9.77? + 9.?85 39.>8= Wnl fckorej, ob sfr bo rfspufsto lj tol obfaomo prjgfmfrî prjgf mfrî o rfobnzor fb prjgfmncnfltj ljrcob poro vfr fb pjsnkbf rfsubtomj.
β3 (? Õ 9.?=? )+ (; Õ 9.;5= ) + ( 7 Õ 9.77? ) + ( = Õ 9.?85 )3;.=7 ;
χ
3
P (( 9
∛
;
;.=7 ) Õ 9.96?
) ( ( ? +
∛
;
;.=7 ) Õ 9.?=?
) ( ( ; +
∛
;
;.=7 ) Õ 9.;5=
) (( 7 +
∛
;
;.=7 ) Õ 9.77?
) (( = +
∛
;
;.=7 ) Õ 9.?8
χ 3∑ ?.;9 ?.;93?.9> ]flnflmj fl guflto bo sneunfltf tokbo quf mfsgrnkf bjs rfsubtomjs 8 vïstoejs mf eunsoltfs vfrmfs.
mf
=. Gobgubf bo cfmno y mfsvnogn÷l fstïlmor mf bjs motjs sucnlnstromjs (β 3 4 y χ 3 ?,;)
β3 ( 9 Õ 9 ) + ( ? Õ 9 )+ ( ; Õ 9.99= ) + ( 7 Õ 9.9;7 ) + ( = Õ 9.985 ) + ( 6 Õ 9.;98 ) + ( 4 Õ 9.7?? ) + ( 5 Õ 9.;45 )+ ( 8 Õ 9.?99 )3 4 ;
χ (?( 9.=>=43) Õ?.;9 ) χ 3 ∑ ?.=>=
P
∛
+
(( ?
∛
4) Õ 9
) ( ( ; 4 ) +
∛
Õ 9.99=
) (( 7 +
∛
4 ) Õ 9.9;7
) (( = +
∛
4 ) Õ 9.985
) ( (6 +
∛
4 ) Õ 9.;98
6. ]flnflmj fl guflto bo rfebo prïggo mf bos mfsvnognjlfs poro nmfldgor ul rolej mf vobjrfs quf gjltfleol fb lñcfrj gjcñl mf eunsoltfs gjl vonlos vfrmfs. ºGjl kosf fl bjs rfsubtomjs, fs nlusuob jktflfr sjbj ul eunsoltf gjl vonlo vfrmf: Fxpbnquf Molmj kosf quf sf mfdlf gjcj rfsubtomj nlusuob oqufbbjs fl bjs quf bo coyjrão mf vobjrfs lj sf flgufltros o cos mf mjs mfsvnognjlfs mf bo cfmno, pjr bj quf sf mftfrcnlo quf ul vobjr gjcñl mfkf fstor o ¿;χ mf β. Wf pjmrão gjlgbunr quf ob fstor 9 pjr ufro mfb rolej, jktflfr ul sjbj eunsoltf gjl vonlo vfrmf fs nlusuob. 4. Gobgubf bo prjkoknbnmom mf jktflfr 5 eunsoltfs gjl vonlos vfrmfs Bo prjkoknbnmom fstï fxpufsto fl bo tokbo y fs mf 9.;45
;
;
;
;
;
;
; 3
) (( 4 +
∛
4) Õ
5. Gobgubf bo prjkoknbnmom mf jktflfr 6 j cïs eunsoltfs gjl vonlos vfrmfs. (Y 3 9,884)
Y3 9.;98 + 9.7?? + 9.;45 + 9.?9939.884 8. Fxnstf ulo prjkoknbnmom mf 9.?>?> mf quf bo sfrnf culmnob mf kînskjb murf guotrj aufejs, ulo prjkoknbnmom mf 9.;?;? mf quf murf 6 aufejs, ulo prjkoknbnmom mf 9.;;;; mf muror sfns aufejs y mf 9.7575 mf bbfeor hosto fb aufej snftf.
o. ºBo nljrc nljrcogn÷l ogn÷l mfsgrnkf mfsgrnkf ulo ulo mnstrnku mnstrnkugn÷l gn÷l mf mf prjkoknbn prjkoknbnmom: mom: Wn, mfknmj o quf ulo mnstrnkugn÷l prjkoknbãsgo sf mfdlf gjcj bo prjkoknbnmom mf gomo vobjr mf
bo vornokbf obfotjrno y fstf fs fb gosj mfb ogjltfgncnfltj fxpufstj pufs, cufstro bjs rfsnbtomjs pjsnkbfs quf pufmf tflfr ulo vornokbf. k. Gobgubf Gobgubf bo cfmno y bo mfsvno mfsvnogn÷l gn÷l fstïlmor fstïlmor mfb lñcfrj lñcfrj mf aufejs aufejs fl bo Wfrnf Wfrnf Culmnob Culmnob mf Kînskjb. Kînskjb. (β 3 6,8 y χ 3 ?,?) β3 ( = Õ 9.?>?> ) + ( 6 Õ 9.;?;? ) + ( 4 Õ 9.;;;; ) + ( 5 Õ 9.7575 )36.55 ;
χ
3
P (( =
∛
;
6.55 ) Õ 9.?>?>
) ( (6 +
∛
;
6.55 ) Õ 9.;?;?
) ( ( 4 +
∛
;
6.55 ) Õ 9.;;;;
) (( 5 +
∛
;
6.55 ) Õ 9.7575
χ 3∑ ?,79= ?,79=3?,? g.
ºWfrï nlusu nlusuob ob quf ul fqunpj fqunpj ‒orrosf– ‒orrosf– ob eolor eolor guotrj guotrj aufe aufejs: js: ºYjr ºYjr quî: quî: ]flnflmj fl guflto quf ul vobjr gjcñl mfkf fstor o ¿;χ mf β (cfmno orntcîgo) y fsto fs neuob o 9.5?>, sn sf ffgtuo bo rfebo rf ebo mf bos mfsvnognjlfs ljs morfcjs guflto mf quf sfrão nlusuob quf fb fqunpj eoloro guotrj aufejs.
>. Fxnstf ulo prjkoknbnmom mf 9.>>84 mf quf ul hjckrf mf 79 oÿjs mf fmom, fbfenmj f bfenmj ob ozor, sjkrfvnmo muroltf fb oÿj. Bo osfeuromjro gjkro V$?4? pjr osfeuror o ul hjckrf quf sjkrfvnvo muroltf fb oÿj. Wn fb hjckrf lj sjkrfvnvf fsf oÿj, bo p÷bnzo poeo V$?99999 pjr bo cufrtf. o. ºguïbfs sjl bjs vobjrfs gjrrfspjlmnfltfs gjrrfspjlmnfltfs o bjs mjs fvfltjs mf sjkrfvnvnr y lj sjkrfvn sjkrfvnvnr vnr fl fb oÿj: (?4?0 >>87 Wjkrfvnvnr gjrrfspjlmf o -?4?
?4? Õ 9.>>84 3∛?49.55=43∛ ?4?Lj sjkrfvnvnr gjrrfspjlmfr o >>87>, mfknmj o quf sf rfsto fb prfgnj mf bo p÷bnzo o bj quf poeo fl gosj mf cufrtf1 ?99999∛?4? 3>>87> ∛
k. Wn ul hjckrf hjckrf mf 79 oÿjs oÿjs gjcpro gjcpro bo p÷b p÷bnzo, nzo, ºg ºguïb uïb sfrão sfrão su vobjr vobjr fspfromj: fspfromj: F3-;? F3-;? F 3
g.
P (
) ( >>87> Õ (? ∛9.>>84 ) ) S3∛;?
∛ ?4? Õ 9.>>84 +
ºBo gjcpoÿão gjcpoÿão mf sfeur sfeurjs js pjmrão pjmrão fspfror fspfror jktflfr jktflfr ulo e eololgn ololgno o mf ulo erol erol golmom golmom mf p÷bnzos p÷bnzos mf fsf pj: ºYjr quî:
) S
3
?,79=
Wn pjmrão fspfror ulo eololgno pufs, tflnflmj fl guflto quf bo prjkoknbnmom mf quf cufro opflos fs mf ul 9.99?= (?-9.>>84), bo prjkoknbnmom mf quf tfleo quf poeor ?99999 fl gosj mf quf bo pfrsjlo cufro sjl cuy koaos.
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