Ayudantía N10 Estadística NRC 14159

 

  H^TAHBQËH S D]QHAË]QNMH WHUH IH QLKH AD ADMN]NLBD] WUL@D]LUH? PHIDBQNBH MNUNLQQL H^TAHB ^TAHBQD? QD? BNBL HI HIP PHUHAL

Kn mlrrdl? bhivhrhalsGmlrrdl.uss.mi bhivhrhalsGmlrrdl.uss.mi Kn bÿkdrl? +4> > 17>51417

 

WrlplrmnlbdsZHbadrslb[ mnlbdsZHbadrslb[ Dodrmnmnl An`drdbmnh ad a d Wrlplr 8.

Db ub dstuanl ad ih Hslmnhm Hslmnhmnýb nýb Dsthalubnadbsd Dsthalubnadbsd ad Hutlklv Hutlklvninsths ninsths (HHH, (HHH, plr sus sus snfihs db nbfiîs) nbfiîs) sd nbvdstnfý nbvdstnfý sn drh kès prleheid prleheid qud mlbaumtlrds adi fdbdrl khsmuinbl l `dkdbnbl sd adtuvndrhb phrh slinmnthr nbanmhmnlbds slerd mýkl iidfhr h ubh anrdmmnýb (HHH, dbdrl ad 5770). ]d prdfubtheh h ils mlbaumtlrds? ’]n ustda y su mýbyufd vhb db su hutlkývni y sd pndradb, ¼sd adtndbd phrh prdfubthr plr di alknmninl qud eusmh> ↕ =6 %  m.

¼Muèi ds ds di plrm plrmdbthod dbthod ad ad clkerds clkerds qud sd khbn`ds khbn`dstý tý db di knskl knskl sdbtnal< sdbtnal<

 c ;

544 647

;7,=1 ↕ =1 % 

 

Dodrmnmnl Kudstrhs Whrdhahs ZHbadrslb[ a.

Wruded ih cnpýtdsns cnpýtdsns ushbal ushbal hi`h hi`h 7.74. ¼Muèi ¼Muèi ds di vhilr-p vhilr-p y muèi muèi ds di ih mlbmiusnýb mlbmiusnýb h ih qud sd dspdrh dspdrh qud iidfhrh iidfhrh HHH< HHH<

 ;  

 ± 8 ∕   ± 5 ) ∕ 7  (     ± ± ∕   ± 8

∟

  ± ∕ ± ;   ( 8 ∕  ) 8

5

±  ;  

±;  

5

(

 8

8

∕

 8

5

)

 8   ± 8 + 5    ± 5 8 + 5

388 ∖ 7,=0>> + 647 ∖ 7,=1

 

388+ 647

∟

  ± ∕ ±  ; 7,=444 (8 ∕ 7,=444) 8

5

(

 8

;7,=444

∕

38 388 8

 8 647

);

    ; (   ± 8 ∕   ± 5 ) ∕ 7    ± ± ∕   ± 8

 ;

5

( 7,=0>> ∕ 7,=1 ) ∕ 7 7,7515

;8,5==

7,7515

 

Dodrmnmnl Kudstrhs Whrdhahs ZHbadrslb[ ¼Udmchzl l bl rdmchzl<

 ;

( 7,=0>> ∕ 7,=1 ) ∕ 7 7,7515

;8,5==

 Kîtlal vhilr-p

  (  2 ) ≡  

 

   )≡     (  9∕    (  9∕   )≡  

 

7,87>= ≡ 4 %

 

 Wlr il thbtl, bl sd pudad rdmchzhr ih cnpýtdsns buih h ub bnvdi ad mlb`nhbzh adi >4%.  Bl sd pudad mlbmiunr qud ihs kuodrds sdhb kès prlpdbshs h prdfubthr plr ub alknmninl.

 

Dodrmnmnl Kudstrhs Whrdhahs ZHbadrslb[ 8.

Adenal h ih phbadknh phbadknh kumcls mnuahahbls mnuahahbls chb chb lpthal plr halpthr halpthr budvls budvls cleends cleends db su anhrnl vnvnr vnvnr phrh slerdvnvnr slerdvnvnr hi dbmndrrl. dbmndrrl. Hifubls admnandrlb iddr, ltrls vdr sdrnds, hprdbadr h tlmhr hifÿb nbstrukdbtl, rdhinzhr hifÿb adplrtd, dtm. Mlbvdrshbal mlb sus hknfls ad dstd tdkh h ustda id iihkh ih htdbmnýb qud hi prnbmnpnl sd adanmh kumcl tndkpl h hqudiih hmtnvnaha budvh, pdrl mlb di phsl ad ihs sdkhbhs sd adoh ad ihal y ihs clrhs ad adanmhmnýb ansknbuydb, ubh adaummnýb hifl niýfnmh ahal qud adedrëh sdr tlal il mlbtrhrnl. H rhëz ad diil admnad rdhinzhr ub dstuanl h ub frupl ad 87 vdmnbls mlb cleey.

h.

Pdmnbl mlb Cleey

8· KD] AD CLEE^ (crs)

5· KD] AD CLEE^ (crs)

8

57

85

5

83

8=

=

84

57

1 4

58 80

86 85

0

57

8>

6

83

83

3

83

3

>

85

57

87

84

84

Dstheidz Dsth eidzmh mh ih ih cnpýtd cnpýtdsns sns buih y ih hitd hitdrbht rbhtnvh nvh

  7 ?   ≡ 7

   

  8 ?   2 7

 

Dodrmnmnl Kudstrhs Whrdhahs ZHbadrslb[  e.

Udhinmd di tdst ad cnpýtdsns h trhvîs adi kîtlal vhilr mrëtnml (KPM) y di kîtlal vhilr-p (KPW). ¼Muèids slb ihs mlbmiusnlbds ad ih prudeh ad cnpýtdsns< H ub bnvdi ad snfbn`nmhbmnh adi 4%.

 ±  ; ∘   

±;  

∘    ; 3 + 4 ∕ 4 + 1 + 1 + 8 + 7 + 87 ∕ 3 + 7 



87

5

   ;

(  ∕8 ± )  ∘ ∕

 

561,>

 ;

∟ ∟



>

 

≄

4,4=

t mhimuihal?

 ;  

± ∕     / ∟ 

  8,>

 ;

7

∕

87 7 4,4= / ∟ 8

≄

8 , 736

≄

8,>

 

Dodrmnmnl Kudstrhs Whrdhahs ZHbadrslb[ ¼Udmchzl l bl rdmchzl< Kîtlal vhilr mrëtnml ZKPM[

  ;> : ;4 % ;8,3==

    



2  

ë  

28,3== 8,736   Kîtlal vhilr-p ZKPW[

  (   ) ≡  

 

Z 87 % ∕ 57 % [ ≡ 4 %  Wlr il thbtl, bl chy su`nmndbtd dvnadbmnh dsthaëstnmh qud bls pdrknth rdmchzhr ih cnpýtdsns buih h ub bnvdi ad mlb`nhbzh adi >4%. Ds admnr admnr,, bl chy  su`nmndbtd dvnadbmnh dvnad bmnh dsthaëstnmh qu d bls pdrknth mlkprlehr qud rdhikdbtd ihs pdrslbhs adohb ad ihal i hal sus cleends mlb di phsl adi tndkpl.  e.

¼^ hi 87% ad snfbn`nmhbmnh<

Z 87 % ∕ 57 % [ ≡ 87 %

 Db dstd mhsl thkplml sd rdmchzh ih cnpýtdsns buih, ahal qud di p-vhiud ds khylr hi hi`h. Hÿb mlb kdblr mlb`nhbzh BL sd pudad rdmchzhr C7. Wudad qud di adsnstnr ad ub cleend sd aî slil db mndrths dahads… cherëh qud nbvdstnfhr kès prl`ubahkdbtd.