Comparacion de Medias

 

5. DM@\OWODKMI CH @HCKOT> Hi hb prhshith hxphrk`hitm hxksth ckfhrhidkos hitrh bms prm`hckms ch bms aàgrkcms aosto dmi uio prmgogkbkcoc aosto chb ;;%. \mr bm toitm, hs ihdhsorkm opbkdor uio pruhgo ch dm`porodkôi ch `hckos poro hstogbhdhr hitrh quh troto`khitm hxksth ckfhrhidkos m hstogbhdhr ui mrchi ch `ërktm. Hxksthi vorkos pruhgos ch dm`porodkôi ch `hckos, hitrh hstos bos `ïs utkbkzocos smi bos skeukhiths>   \ruhgo ch ‒t‐.  ‒t‐.    \ruhgo c ch h Ckfhrhidko bà`kth ch Tkeikfkdodkôi (CBT). Dmi su v vorkoith orkoith ch Shst ch Gmifhrrmik.   \ruhgo ch CXIDOI   \ruhgo ch SXJH[   \ruhgo ch CXIIHS

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Smcos hstos pruhgos tkhihi hb `ks`m mgnhtkvm, ski h`gorem, doco uio tkhih sus prmpkos gmicochs. Hxksth uio erocodkôi ch rkemr ch dm`porodkôi hitrh bo \ruhgo ch ‒t‐ y hb Sujhy. S ujhy. Bo ‒t‐ y CBT smi pruhgos suovhs ch `himr rkemr hs chdkr hxksth `ïs prmgogkbkcochs ch hidmitror ckfhrhidkos hitrh bms prm`hckms, `khitros quh Cuidoi y Sujhy, smi `ïs rkeurmsos hs chdkr tkhich o keuobor bms prm`hckms. Hi hxphrk`hitms oeràdmbos ch kivhriochrm dmi prm`hckms `uy sk`kborhs y cmich bo vorkogbh rhspuhsto hs `uy fkio, dm`m oiïbksks smgrh dmithikcm ch prmthàios u mtrms hbh`hitms `himrhs, `hckdkmihs ch `othrko shdo, hitrh mtrms sk`kborhs, hs rhdm`hicogbh bo \ruhgo ch ‒t‐ m CBT, o`gms o`gm s ehihroi hb `ks`m rhsubtocm. Hi hxphrk`hitms ch do`pm, chich bo `hckdkôi ch vorkogbhs tm`o vobmrhs obtms (bktrms, `htrms, jkbmero`ms m tmihbocos), sh rhdm`khico Cuidoi m Sujhy. Bo chdkskôi chb tkpm ch pruhgo vo o chphichr chb drkthrkm chb kivhstkeocmr hi corbh `himr m `oymr rkemr o sus rhsubtocms. Bo pruhgo ch CXIIHSS, hs uio pruhgo hsphdkob hi bms hxphrk`hitms ch`mstrotkvms, quh phr`kthi dm`poror hb thstkem dmi bms troto`khitms iuhvms: su ikvhb ch rkemr hs sk`kbor o bo ch Cuidoi.

Bos pruhgos ch CXIDOI, SXJH[ y CXIIHSS, tkhihi ckstrkgudkmihs prmgogkbkstos prmpkos, tmcos chrkvocos < `mckfkdocos o portkr ch bo ckstrkgudkôi ‒t‐. Bo dmickdkôi kicksphisogbh poro bo opbkdodkôi ch duobqukhro ch hstos pruhgos hs quh bo pruhgo ch F, rhsubth skeikfkdotkvm. Ch bm dmitrorkm hsto ch`ïs opbkdor duobqukhro ch bos pruhgos, pmrquh kickdorï quh im aoy ckfhrhidkos hitrh bos `hckos hi hstuckms.

\WXHGO CH ‒t‐. ‒t‐.   Hi bo \ruhgo ch ‒t‐ bos dm`porodkmihs ch `hckos sh rhobkzoi kichphickhith hitrh doco por ch prm`hckms: bos dm`porodkmihs o rhobkzorsh, bm chthr`kio doco kivhstkeocmr ch dmifmr`kcoc dmi hb kithrës kivhstkeotkvm. \mr bm ehihrob sh rhobkzoi tmcos bos dm`porodkmihs ckrhdtos pmskgbhs. Gïskdo`hith hsto pruhgo dmisksth hi dm`poror hb vobmr ch ui ‒t‐ dobdubocm hsphdàfkdm poro uio ?

 

chthr`kioco dm`porodkôi dmi hb vobmr thôrkdm ch bo ckstrkgudkôi ‒t‐, poro bm duob sh skeuhi bms skeukhiths posms> ?. \ruhgo ch akpôthsks> Th troto ch dm`poror doco por ch prm`hckms, poro soghr sk hxksth ckfhrhidkos hstocàstkdos hitrh sus prm`hckms, pmr bm toitm bo akpôthsks pboithoco (Am) hs>  A  > <

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 7  7

Bo A  

 0(̈ ∗ ̈)

 

Bo chsvkodkôi hstïicor ch ckfhrhidko ch `hckos sh hstk`o `hckoith bo skeukhith hxprhskôi. T c 

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r 

T ( x ?

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 x 7 )  

7D@h 

r 

Cmich> r   0 Iu`hrm ch rh rhphtkdkmihs. phtkdkmihs. D@h 0 Duocrocm `hckm chb hrrmr m vorokiodko dminuito ch bms troto`khitms.  4. Hstk`odkôi chb ‒t‐ dobdubocm (tD) > Hb vobmr ch ‒t‐ dobd dobdubocm ubocm prmv prmvkhih khih ch bo ckfhrhidko ch bms cms prm`hckms hi dm`porodkôi ckvkckcm hitrh bo chsvkodkôi hstïicor ch ckfhrhidko ch `hckos, quh quhcorào hxprhsocm ch bo skeukhith `oihro. t d

 x? 

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 x 7

T c 

Hb `mchbm ocktkvm ehihrob`hith usm [ poro bo vorkogbh hi

hstuckm pmr bm toitm sh uso to`gkëi bo skeukhith hxprhskôi> t d

 y ?  y 7   

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T c 

Duoicm bms prm`hckms sh dm`poroi ski hstogbhdhr hb M@ ch `hckos, hitmidhs hs pmskgbh thihr rhskcums dmi skeim iheotkvm y sh thicrào t D dmi skeim iheotkvm, hi hsth dosm skeikfkdo quh hb sheuicm prm`hckm hs `oymr, poro bos dm`porodkmihs im sh tm`o hi duhito hi skeim. 7

 

Th hstk`o ui td hsphdàfkdm poro doco por ch prm`hckms hi dm`porodkôi. Hi bo pruhgo ch ‒t‐ sh puhch rhobkzor dm`porodkmihs ch prm`hckms smbm poro oquhbbms quh sh tkhih kithrës m sh puhch rhobkzor tmcos bos dm`porodkmihs, hi hsth dosm hb tmtob ch dm`porodkmihs hstï cocm pmr>

    00 Õ(∗?) 7 þ

 

Cmich> t 0 troto`khitms (hi hb hxphrk`hitm dkidm prm`hckms) 3. Bhdturo ch ‒t‐ togubor> t ogubor> Hi bo togbo dmrrhspmickhith ch bo ckstrkgudkôi ‒t‐ ch stuchit, sh chthr`kiorï hb vobmr ch ‒t‐ thôrkdm, m togubor dmrrhspmickhith. (Bms obu`ims ch bo oskeioturo pmr hb prhrrhquksktm ch Hxphrk`hit o odkôi dkôi Oeràdmbo, dmimdhi bms prkidkpkms thôrkdms ch bo ckstrkgudkôi ‒t‐ y hb `oihnm ch bo togbo ch ‒t‐).  

Hb vobmr thôrkdm ch ‒t‐ sh bhh hi bo rhsphdtkvos togbos dmi bo skeukhith hxprhskôi> ‒t‐  ‒t‐  o ui ikvhb   dmi EB EBh h  t   (EB (EBh h) 0 t