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Unit 2 COSM

The document discusses various types of correlation, including positive, negative, and simple correlation, and their implications in statistical analysis. It emphasizes the importance of understanding how changes in one variable can affect another and outlines methods for determining correlation coefficients. Additionally, it provides examples of correlation in real-world scenarios, such as demand and supply relationships.

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0% found this document useful (0 votes)
42 views34 pages

Unit 2 COSM

The document discusses various types of correlation, including positive, negative, and simple correlation, and their implications in statistical analysis. It emphasizes the importance of understanding how changes in one variable can affect another and outlines methods for determining correlation coefficients. Additionally, it provides examples of correlation in real-world scenarios, such as demand and supply relationships.

Uploaded by

stoke7428
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF or read online on Scribd
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i 5]a)23 (88° Monday AQVHOLEL Bot rat efoorey 'COsmClation and Regatesston coomndasfon s — a = when chunge i) one vanible + win affect chunge in ama they ven'ot ie i IA cds cospriees Hor) ex;- | Demand and UPlLY x tupes of Coutneletfon 3 - _ D Positive and wv i 4 - 2) isimpie and etree ae ote ae 3) _ | easttig) and Tote —_— ad |e. —P_Pasprive__coome ts tio & a When Diatechon fF ome 5 es LO they ane tnes me fs citgo geo nes) Haun fats type of comneleti7 IqNOadn crn POS aH C m7) SHVE Pomme tee fo, ajasive Bo i____t — a when piniectign _ ok eevee 7 5 oPpPosite mun itis idmownN as Jmugu tive Coomelntion. +hut Ss me iManiabrea is iManesimy tran othen (fs decnesins amd yisa-vensq | || _EX t= ee amd Surly, Paice and dewatind 3) | oimé Ie eooelatton gee : i. hem nm ele He's - [iteeen Reo vaniebtes enya 4 . tis Kvowmn us simple conmeletyoy wy mau LHvPre. — COomeiatong. when comme eto) ty lherween ety TO. Oot. moe thay +O vestaubres hun it 1S tenow neds muttivie — same When jim conmebetien | of “4ne choniucteniticn ccomsiden } +! Onn |e hon ~ 15) Jotst Comnehatyoy oleh tne ——cChtrnucpenticsS ane Comsideq — oan comnelntiM 1S Sane tO leé man = AIMe cer chewy Weer fee bres gana | it Factng Cou noi Storete tne __ Of l'eau se iahonsnte between ko Varvable x otnd yo oS nec) ys 3, 4) Comme ict co -erercfunt, °t iS G rosea denoted by tot. ay - Py rt - ; “ Msdme ithe vetlue Sale eae Coy ies Potem 1 40 112 fa, 1J H the. value ae at oceenges Pte ee? toa _Co.a) Comnelattom co-e€tlelunt fs YnarPendect Ge change Of Omigen amd Scale ——} Lcomne iat a) Co-e fRiceant WS Mndpendect _ @ase @ As az Aouad va dda aw, Balers BWMaly Bary Gay |. Scars Ofaaaiam —xnexnod ee —_comsteiuaton between wo og? MG4SSSCSCS—S methods fo desermirne cosvielation i =e = - fs “8cal Het Dragon method. LasiG wf) 270 Qe MONL Kernson's Pooduct movenect ee / methiod Be. _Spedovmun!d Run Cosme tion. metuod. Mavis ga'syim ead | un anis mesnod ane extsiamce oF Yauribles x and 4} %s shown gmuPhleatly {Co tse la tom. 1+ fo Simplest method +o Study the _euins cf values of — ae 4 Pofnis une _Ploted on tne gota Ph _ Cuper und the optain dfauqutam fs wow olds scutten d (dnd _ the scarxten dre fadm _ Pnoviges the nutune and desmec © oF coomm@lutroy,. but doer nuk Pucuid e of COUT Leo Fo) _ eo- eFRvctery + — [Scettren dsm). ————— exect wellue “thee une Five. qyRes of — AL rr : = Coss itty Cate +2> _ ns ettve Coors -1) ch Pexkect Possiy've he _gormeh of Fenfect Possrtfve | Comnedertivon fo ave 1% Pottow5. as : A = l, so a4 ek but tom_ ae 4 40 att nt +00 _\s0 v¥ . {oo ; sa . i? [ne +2] (0.9) io 20 30 UO § r i] AD Perfect ngsarive — AY _ a : m9 vy % | —_—_-—— Loo! = jef+ tof 46 . burdora onignt dh Few! cit Partial Poss(rive Wajutive | - as | _ 25 - I i SS 8" 1 20 30 £0 0 - i —|- | _ - — —-— - a i oO ——_——_——— lo | C40) 19 20 30 ¢0 sO [n= 0] Ww tne ScariteH Dicisdid mM POH => * ie Pe oh Line. Se Fom the gfvet veillue of criendun¢ce or _ max Ne Ti cenfece poagitive ata ep @ As cia Aouela we daa WU Rlges aruci| sue usr > ‘pateru the Scatrey oiasinam fom rn ——_Pounustng ace —a8— income cand —— expen ond inser Poi be vt. incom € i 10 15 25 a5 exPence | 4 a 1*« 25 {| —— Li ~ (eo) ZS @ aden Asani Grill afl ader oulds, aries 9 catien aiagsium fox rhe lemon and Me Summ et demand! Partha nagative “Ae aR FA Ved yu iments f — : Yoo) the seuttex diggsiam — fom the a on Forianings data OF mdotlt 5 oF —_—§t iA sem-2 and Manns of ctt 1 _ __ sem- ee - NTE SS Ee oA 15 de es AO ctr go ao pe wo comme lat co” $< — ee IE i = O20 L hot ial _ Sree antaes Eee male Fl _ ow 13 i f a esti EL _ {| jo. ene lz: I - 2. __wewt_peanSa’n's _endduct —mament _methe ithy’s metnod calewlute Coo welut on —ep-efficient bused On co Ve dee CP Standen _Vasilerble XK Und 4 tne. saute 6f observation x and 5 COC Le #/0V) Ttovefficeee ce pine cs Forows Acs = Cov try) 6% * 54 | [Date — re ca 19) Bb EE EIS 4 ‘ ae IL — Whe Aine this Foc maattel Ys gemesapy Losec. a - ae nts = OEY - COX ICEND us | Sys mn euv = CewCevd 7 = (in ext Cer) (Mneye- Cay) { \ Chen - Ceur) CJneve- Care © (Pind unl eoison’s Cooutlaten co- | ePPiciemt as tne folowing daty OF income und erpence, _ - _Mpcome,_100 lol 102102 00 9397 91695 _ expences a 44 99944 95 9095 94 90.1 gl oe yg Coa cy - Got oR -Y TD joo 4 1 3 : atak nae ek | AOERENOTENEEOT = WOR RUN TEEE lol 99) 2 ¢ 4 IG & yor 49) 4 o q 6 a jot 9%) 4 2 q 4 GC. poo Ys} 4 0 L 6 0 qg 42) 9 owt) q oO qt 95) =o o 4 o 96 V4) -4 -1 L ae 1 96 10 --y -5 os 15 9S G4) =i) -4 16 L¢ 1G 990-450 - © ° 5+ Ie CL fe __\0 : ALY = SEQ _ : C8 ecx-F92 4) ecy-g9z et _ = G = ©p@l Osr+ (= -~(@)—— at & Uber Asani Cuda Ggo2 alas, avs Gert crardl os ind at), PENSON CNEIAH'O Ca-ereeton T Fon the Priominy dara of meas oF jaro subject CSM Qud sem f Cx-#) Cy-5D eco “cy: Got Ge ED-0y-5) 4 -2e 18 G46 aE) 2) Gwe sh Oo =-13 OO *6F Oo Sq 73 -—§ 4 2 8&4 2y rae 26 G25 yoo SUQ 17 “Up te NS CK 10 te@SEE FOO UU +20 : -yo =~ —\GGO 6 WO 34 ts \OE% 62r sse~s7 724d “WS ps MS 4s Sh 15 Se AGS _324 dS GN to a sale 2224 | CERO I - ee gp FOG | W665 Peas jt as 2 eCx- Tx | Wri Asai Gualol op sided zulls, mums ( 4 aid) Ol “Rind acer i” Ud ing Show tor™ Fone e It. dare of —inleme \xx 0 a ee _ ) “Penson 92" relation co-e PPTCh en 4 _ method fou the Curd Cx peice, = 2 2 a N29-8 ut 6 3g [go 2 64 9 Tq ht te gz 802g 12 ; S{xy = -an bu — Vv CJneue —Ceune is) Nev = = Cavs 2 Gris = (0) 6-22 > oe ve “2 (SS BOLE TST ESC > Gon pe / Cj is10 ))S90 - as - = 620 7! = - 2G25G & TeUA : a = G20 : : SID. 16 \u = OFL —e 3 M=Q-A _V=i4q-6 ut vt uv tag Mut __t ~14) eu 36) lt 165 Sey ~14 <3 A a re \exr Se -20 =u" leo ve . = ‘se ss _ aed Gu gt _\soea [16226 65 5 a 145 168 a S 4s 3G sur 12S__| \eo 54 2 32us +t ne \Q\ \e 24 256 sul usy Ze \S1 “We “aN iG BNA SoG Lt & \eY-y 22. 16 we ee | -\40 3c ae 2520 ait Glyy = vy - a nN gur- Ceyrrs| nev? -Eyyr 1O_* 2196 - (6120) (82690-25400 » J2sn00- 12-46 = 2KOGY x Gof 15uU, GO L¥o yo Ks, U9 9 3, FUSG 0. 56 of we und Y 6 20,05 Und stundextd vert etton of und y Ute 6 Ctnd 4.5 __stesPectiv 4 thay) Find COnmmetectlovl a OEPPP operat ony = Cov Cog) npian a Se | —— —— _% _leind Paoduct moment couerttt_Co efit} Aging Fonowmy muihed. seamen Meee) eee P= nO Een (2 exy = 4220 Sus o>. = LOO 24220 = 10 +29 °2) NO + Wes wre I 23410 exy 2 165% Maier on. f+ cos dS Cover that fa ecnin of obsenveetion Ciu, i?) | aschong 1¢__tet leery et Cl, tu) thom | == Couvect Patan _( 1%) Weons Cum Cit, 14) i! 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Pfr FE ! = g-/ 42 | — | oe \2o — { eat Oo 4 = _______———— — — Pind omne itn cocrPitien + “foot the iL monuks oP wo “sue ects fro eal = tenn Of 9 Stusfewti. Se | mdapp— tt - n s Ru RY dex RY a & - 61 ty ye 16 92] a6 a & + Ug GOS" 5 4 4y \6 6% | 25 5 S iG dG C2| F5 @u 5 aa a _ SE | 62 2 3 ot 1 Sr] 9o ¢ 2 4 Ie 64] 62 + t+ ° oe ut @S 3 © 3 Ji (e) juu — 7 © ols aie ATMOS £5 ziruse ald Fdl Weed yar S$ Patiticipants @ank by dpwee => | Judges stema, git, Swe whan = dunce indie ddnee _Comneition —_Fi'nd _ __tyrho Date enee Lie m4 Poot dunie a RY aor Rete 2 _ Sura) hal aire Ax Ay: day dy dy2 dyyt aut dv 2 5 a > 2 a qu \ ye S) a 1 2 > 1 wu 4 3 2 5 ae ioe .2 4 4 _% | + 4 4 > 4 3a a aD oe 2 © cto-t oe td Ss _& nnn at) Wenn = se Oe +t | Se OF Rt ta _& 4 + 4 > - ou a 26 Wy 34 - oxy: a- |] 6 edgy? ‘| _ = : : mon? =\ J @) ——= 9 9 ———— — = YY - Use Asari Gude! ofl user aullls, ares Gears ard ols 4 os aren ATM SAsalels 88 grace aad Pal VA-efl yaa ee evel onanhseiohgammimaape: 9 - Q |6 $6 5.9 Ved 2:29 - 16 [15 @ 4 os ie ues qe | 4 ze) aun y ; 65) ome 2 5 o _ Te cee Rank %& is “eecteel | Batmes Rant 6.5 15 meeeted 2 aimes | mun bo Is Relrtec| 2 aime aera | ™ mcm? -19 it | GIA eal eee coe 2a > | 2 2d) = € 2 acu) = Sf Em(mtads SE oxy > a- [eC eat + emCm2 ~12 | le non? =-\>d Pati ge uo O. 42. a ) je Sum of i diefonence cl given seme a3 (eat cind _otanis 0,¢ than _____ lof tan id 9 leon relarion —_coePFiclen+ om find — is —_ — ae Oe _— ntn?-i> iL ts noni 7 Orr —_ _ menr-1) = ago 7 nt G+io tu gt lotam\k cons PS QO. & gate 664 CetD= wut) BEB a -9e = \u4 eto 4G yt we +7 6eah “6 —_ I NEm2~1d = 66 eee [ccs | - Uaioe J oe ce Jee: Yon unulugis dvetenmines the | best Puncifonar elute) Shure 1 Lbetween dePtndet venlaste (4) aud {inde eestdeon —ucyndete tt) —— 4ne function _meteation i gs new Os ne gn ee SSton etuwin — iy ea. - © > thee ane __two - wregmession_ ee ee fs cathy? Lo, «© en YY Cx = -atby) le Tine guneds tot Aime Yo On XH _ a the Fosmila of sieges sior hine ca on _x._t 7 - —_ | (Y- yD = byx (x- 5) _byx ___| Where = £% y= ey n 1) bun = Cov (x,y) am teem arad, —_bxy = cov C4) [oS SB bays Mexy - cox) Ce) eye ceyye —_ xyes ecx-0) (y-G) - ecy-gd a oie Sx __ S35 —>_obtyin segue ssion ime Septs om .SULS when pulce = 20 =. nx _ xX NX byx = Puce C2) SELLS Corer XY xo y= Se a4 Juy Gy S2u 4 a8 13S" SS us 10 16 \eo loo UG g1 lt \is \2) 254 12 Veo AE B2u ea) \4 ZU {65 Be | 14 ZO Cro LV¢ Yoo - —11_ || 24 2a) i2t uty —*¢ | luu (goo M46 a2 ———l dean tne egucitio 19 sures om) — | Ruitce thus Yon x. the : bums ~ mexy—= Cex Cey) Fee = ceQuey = ee = _A2e0o - (2692 a4cg 2 A4uy fos (2:5 ane PHU = SSS OSF G-Gd2 byx C2-¥)5 —CY-V@) = 0684 Cox = th) Ei Siie Moa MeO ce tot V2 OsS EEE Me EX 2 ox 2990 Y2 0.89 (20) tilz4 s Vy +i. 23 * 23.014 be jams Me )—— _ 2 lobinin aegnession \ine demand on Surely Poy the following deter und + Pima —dtmmnunt when supely = loly ts) gy : semand, Supply gy y 2 i | G uy q Wo te Fas ag foe) Yoo ye) asd Q46 — Cey)® = Woe ISO - tisg > O.49 || - 6G OAT YS = 5.542 —_ | ams Gagy @ + F342 1,972 te hig in Rejness; on m1 Rovrowin4 darel Ha\W Tee — <== = = esate S 310M ame OFAC iO) FLV fe demauns ner Not % wing — | cee -509 G9 = 40 Cen -HI™ SUG Bru ys €Cx-3T VC 4-F) = 40 _ €Cx-F¥D 2 UG byy 2 & CX ee Ex Y TRima Rejnession tine x on 4 Fo _____ - 1 so — a _ tne Conocw!ns aa eee = / | cov Gud 295 VER 100 y= 4 1 || c= Ww Geir Cove y= 2) Jamtsy 2 100 7 Aegnession Wwe x on 4 | hays cov (x39 | sy = es ~ 2.9 \o w= = bay Cy-g) Ca - = 2 =1s- & cose one comeany bs siven betoa i T | cla! cast SAleds - j | Ceanoer) [mean __|__29__ tbe Sp Wa — CO.WMeL, Coe. —— Ok — then fina @ ho th siednessidg rine O What shoud be ine ude cost ge = _Cithive Sure _temget SD an, I | — © I Rejnestom Ime —X om 4 | breve mm: Se = Os x 5 / {| ee 2 Olé we = bry cy-T) xX-20 = ©.16 CY-l20) Ks O1CY- 19.2 @ 20 —& = ol6y ta. =p as = byyo¢ CX 50) W-lrto = UC x n20) (©) ee O Sayed on Udd @& ot When add coor =2e2s eee neue eens sates = ucrs) 440 oe = \uo sales c SO Bke cost = 0.16 Cisn) +0. & 2 > aden Asani Gul of der oulls, eurmees Gear orerd als

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