Taller 2 - Intervalos de Confianza y Prueba de Hipótesis

 

YO@XIUV@CDC CI JD FNVSD @otirvdjns ci fnohdozd y pruied ci a`pötis`s Iotribd7

IVSDCÌVS@FD

ONLEUI7

CNFIOSI7 JIPO@KIU IVFNEDU EUDFAI

@. 4.

Yo fnrr fnrric icnr nr ci jd en enjs jsd d ci vdjn vdjnri riss ci Oiw Oiw Pnrk nrk tioi ioi fur`n fur`ns` s`cd cdc c dfir dfirfd fd cij cij tilp tilpn n qui qui r rdo dosf sfur urri ri ior iori i jd fnjnfdf`öo ci uod nrcio ci viods y su igifuf`öo. Ij fnrricnr a`zn uo luisrin ci 39 örciois y iofnorö qui ij tilpn lic`n pdrd jd igifuf`öo hui 53,6 l`ouns fno uod cisv`df`öo ci 6,5 l`ouns. Dyuci dj fnrricnr fno jd fnosruff`öo ci uo `o `oi irv rvdj djn n ci fno fnodo dozd zd cij cij 09% 09% pdrd pdrd ij tilp tilpn n li lic` c`n n rdosfurr`cn io jd igifuf`öo ci uod nrcio.

5.

Io uo uod d lui luisr srd d djid djidnr nr`d `d ci 65 65= = dld dldss ci fds fdsds, ds, si i iofn ofnor orö ö qui 525 rid ridj`z j`zdrn drno o fdr fdrrir rirds ds uo`vir uo`virs` s`dr` dr`ds. ds. Fno Fnosr sruyd uyd uo `oirvdjn ci fnodozd cij 00% pdrd jd vircdcird prnpnrf`öo ci djis dlds ci fdsds.

6.

Yod Yod lui luis srd rd ci 45 enj enjsd sdss ci dz÷f dz÷fdr dr,, prnc prncuf uf`c `cds ds pnr uo uod d ciirl`od ciir l`odcd cd ilpr ilprisd, isd, prnc prncugn ugn jns s`bu` s`bu`iois iois pisns oins (lic`cns io j`erds).

45,4 45,6

45,4 44,1

44,1 45,=

44,0 44,0

44,1 45,5

45,= 44,8

Vi supnoi qui jns pisns oins si c`sr`euyio onrldjlioi, fnos fnosr ruy uyd d uo `o `oi irv rvdjn djn ci fno fnodo dozd zd cij cij 00% 00% pdrd pdrd jns jns vircdcirns pisns oins ci jds enjsds ci dz÷fdr.

3.

9.

Yod l luis uisrd rd dji djidnr dnr`d `d ci 44= isuc isuc`doi `doiss ci p pr`lir r`lir brdc brdcn n ci f`ird isfuijd p÷ej`fd djfdozö uod djurd prnlic`n luisrdj ci =,14 lirns fno uod cisv`df`öo isäocdr luisrdj ci =,63 lirns. Fdjfuji uo `oirvdjn ci fnodozd ci 00% pdrd jd vircdcird djurd prnlic`n Vi fnos fnos`c `cir ird d qui uo lic`f ic`fd dlio ion qui qui si prisf risfr` r`ei ei fnl÷ol fnl ÷olio ioi i pdrd pdrd dj` dj`v`d v`drr jd io ios`ö s`öo o oir oirv`n v`nsd sd tio tioi i uod ifdf`d ci do snjn 8=%. Jns risujdcns ixpir`liodjis ci uo ouivn härldfn dcl`o`srdcn d uod luisrd djidnr`d ci 4== dcujns dcuj ns qui pdcifìdo ios`ö ios`öo o oirv`n oirv`nsd sd rivijd rivijdrno rno qui 2= ci ijj ijjns ns s`otir s`otirno no dj` dj`v`n v`n.. ¾Is ¾Isd d iv` iv`cio ciof`d f`d is su suf`io f`ioi i pdrd pdrd fnofju`r qui ij ouivn lic`fdlion is lignr qui ij qui si prisfr`ei fnl÷olioi> Ytj`fi uo o`vij ci s`bo`fdof`d ci =.=9.

8.

Vi sdei qui jd lic`d cij fnosuln ci ioirbìd ijàfr`fd io f`ird prnv`of`d is ci 254 kwa. Yod ilprisd ifonjöb`fd ci jd rib` ri b`öo öo fr frii ii qu qui i su suss il ilpj pjid idcn cnss fn fnos osul ulio io lä läss qu qui i ij prnlic`n prnv`of`dj. Uifnbi `ohnrldf`öo sneri jns fnosulns ci 5= ilpjidcns isfnb`cns dj dzdr, y netioi jns s`bu`iois cdns7 24= 265 893 28=

223 829 292 241

143 299 268 223

281 22= 822 232

156 88= 202 208

V` jd c`sr`euf`öo cij fnosuln liosudj ci ioirbìd ijàfr`fd is onrldj7 ¾Ady iv`ciof`ds pdrd drldr qui ij prnlic`n cij fnosuln ci ioirbìd ijàfr`fd anbdriôn ci jns ilpjidcns ci jd il ilpr pris isd d is su supi pir`n r`nrr d jd li lic` c`d d ci cijj fn fnos osul uln n d o` o`vi vijj prnv`of`dj> Ysdr uo o`vij ci s`bo`fdf`öo cij 4=%.

2.

Cd Cdn nss a`s a`sör ör`f `fns ns `oc `oc`f `fdo do qui jd fdot fdotcd cdc c ci c`oi c`oirn rn qui dpnrdrno dpnr drno jns ris`ci ris`ciois ois rdedgd rdedgdcnris cnris ci uod f`ucdc brdoc brdoci i pdr pdrd d uo isf isfudc udcröo röo ci ris risfd fdi i vnj vnjuo uodr` dr`n n is uod vdr vdr`de `deji ji djidnr`d onrldj fno uod cisv`df`öo isäocdr ci $4.3=. Vi sub`iri qui jds fnor`euf`nois dj isfudcröo ci risfdi söjn ci jns ilpjidcns cij cipdrdlion ci sdo`cdc sno lufan läs vdr`dejis. V` jds fnor`euf`nois ci uod luisrd djidnr`d ci 45 ilpj ilpjid idcn cnss cij cij cipd cipdr rdl dlio ion n ci sdo` sdo`cd cdc c ti tioi oio o uod uod cisv`df`öo isäocdr ci $4.29, ¾pncilns fnofju`r fno uo o`vij ci s`bo`fdof`d ci =.=4 qui jd cisv`df`öo isäocdr ci jds fnor`euf`nois ci ncns jns rdedgdcnris ci sdo`cdc is ldynr qui jd ci ncns jns rdedgdcnris qui v`vio io c`fad f`ucdc>

1. Yo

`ovistbdcnr ci lirfdcns lirfdcns  y aäe`ns ci fnlpnrdl`ion fnlpnrdl`ion  drl drld d qui qui ij tilpn tilpn  qui qui jns jns o`ôns  o`ôns ci  ci ris d f`ofn dôns cic`fdo d vir  jd ijiv`s`öo ijiv`s`öo fdcd  fdcd sildod si c`s c`sr` r`eu euyi yi onrl onrldj djli lio oi i fno fno uod uod li lic` c`d d ci 55 anrd anrdss y cisv cisv`d `df` f`öo öo isä isäoc ocdr dr 8 anrd anrds. s. Hr Hrio ioi i d isi isi isu isuc` c`n, n, uod ilprisd ilprisd ci  ci `ovistbdf`öo ci lirfdcns lirfdcns frii  frii qui jd lic`d is ldynr y pdrd prnedr su a`pöis`s nld uod luisrd ci 83 nesi nesirv rvdf df`n `noi oiss prnf prnfic icio ioi iss ci jd l` l`sl sld d pnej pnejdf df`ö `öo, o, neio`iocn fnln risujdcn uod lic`d ci 59. V` si utj`zd uo o`vij ci s`bo`fdf`öo cij 9%. Xir`qui s` jd drldf`öo cij `ovistbdcnr is ridjlioi f`ird.