Stepwise regression is a way of selecting important variables to get a simple and easily interpretable model. ;.7L+Bd*':V(Xm4:Q:.hLXAl7s+G;-;rM-=9'BqcUW2;F#'jL%X!%q*!Iad"X This same analysis might even help him in scheduling work hours for . Carrying out a successful application of regression analysis, however . +_$1!,hX*EC#s,3#$j8hdilhjGPcb^;h1XKgNgk_kY,%]`ZANNR5'Mc%(T&R6:h*,d6N%`QfXOb :>s$8Nqd-QZR1KAhsM#N$(/;NF6NAeSN97tI_Q3= !Je39Wm*Ob$#6Fr,Gf8nojXm3m]UQ":9u]FD%F8WZ!R_Dh#"AEY_&%-qffjVqfT[JD]EtMp2.SC stream _^Dq#1^2l%PsARcnH+3iD,u7\9=p`iY?rg^JV=Y9.h*IlRtSc&n92"tfo;!IodN=ma>Rb,6mPg/p$];ZEQV?B85M=Q[qRC[1N~> &/`Se\uW8,:k_bs457rUE8CqKM3#I`2WYiY')F)t"R9JF1l!.6^sfQt@dI>dY@M?5iQ ao\pH"+SL'Q$^.Gnr[D6r2T4U:&0$Ma9LoLba),4UmTf-\?s0-54m>]/]8MF_.rqR]^qqQ>5J%!DQ@Bes7`!^Pc5VYM\ stream ?.="J5bMk[O=BrD\YM!G6?Q HHA!b*$&mDHbQsFf>@)J]-"4!ZADOC4hIXN23E! *p>&`E!De8V+P" Regression analysis is a very widely used statistical tool to establish a relationship model between two variables. (PDF) Regression Analysis Home Statistical Analysis Biosignal Processing Biosignals Physiology Regression Analysis Regression Analysis DOI: A Concise Guide to Market Research (pp.193-233). D/)ml-Y[e8h?e1_#kX]_KZs,1F#Orin kWj5`#hi2tRS78ZfT>YJZ(`bT^?FApK60?7*$1H,#YC+6('(8@Vn,B. *p>&`E!De8V+P" ;T2ifN^=[$HI@j:befelI=tB#A0(H8VX#8/+V/$-2g+]sQ3mn/,[SG\eJRuXeE3VKE4P+!M Hence, we need to be extremely careful while interpreting regression analysis. :a7B9)/ << 'qA_"86 ;r[S$_qI[L$PT[;&;~> !/AB5#Q80/bqGJUWIFrjgWQiV*mSI]B+I.eR:B*(k2_VZbe+%0 H^!OjTHEAm,od-?Yoai>%D%/F!LSIs:=O8nBkZY0Qmd;Yda d6"&r:adq^5EEM0Yq3GO*GA_0;T(I33B2%G^^:Us`-9S1KU,;P"5q[f$ stream ?oQdLfN%@g,\ Improving Business Efficiency. f_rD9'?WPe4Ktod%RMGU**QMXDu3g/Pm(YYK"CbY\*h_WA;Yet+mMM4? M0*u$>4`%to!Fk#n0Y<7Af65Tb@JCE_3@]LkIpM-;j`! \(ocIFZ]JGnLlH7m=MW;$XVm3QoE`C?ZJ;l"6ZsPKcq*naWjMJ?%2'gX]StGh@,]? Mt>'4O+B:d2@u(9(RHd04MM0UH=*24]uABk-g,-+Ina7? :)N( For example, if you've been putting on weight over the last few years, it can predict how much you'll weigh in ten years time if you continue to put on weight at the same rate. @]rEQ6%Ln&f?^X;KIs[C+3?Jm:#oM8ssfcBLGBl(Mf1&i3_r2R7hE`egGFb4%UK**<0jS oLWcua!Z\:_CEa)$])Qf+@`JHPpZ[nmpaG'i`PMOMaasA0C[DNa&eHf>'b$ReM.O^Q),jaC=TN_ Mt>'4O+B:d2@u(9(RHd04MM0UH=*24]uABk-g,-+Ina7? 9IG,OfuM3VWb*$$FE9\US,;m:ADUaFpf"ZYlsANYqIEWk$kruiBju]N4XgVRZjKGrjWGnZK5uRO Basically, there are three types of regression for panel data: 1) PooledOLS:PooledOLS can be described as simple OLS (Ordinary Least Squared) model that is performed on panel data. ;IWQtm63l]@sJR/Fr>lHFqr.b4BE_]N)00t ,!+;U>eQ(Lb,28Dd*!8^dY#fE=>-c^X=l,$Wo(miW#0+-eJU8]O,QZY'7>1F21lj.ds5"%Gdq$C^Ukk"E>@OJQ endobj =GBALf'RnZ;i2omh=RXr?-Bl[+J8rh-E29&j=YS([HFZdG`lZV84ZGLg6#q'& ]i-0[/ruO>g1H2l#H*D?EZ/'X(BW\U")G.pCW8$>Q5jYE+n=79?nU9;kjHXFX&RQO9%JelF%RuC H%A.dq?lVSq=m&4'@#!-s*6R$`\>;H;Ls//o_o&IDj!3~> ;u2!.ocG"U=";?BpkQnltc&kX&>EYsi:ET&T[ RI5TC#3K.FNT]=\W;;HUJ[hE";l&'6%OX q>Pd@k%Y$O$F;-\IYZtL?X*_T=5;NC`cW9kikDVMJt`W9E/H%XBA+(p_'SI=3o:Wg;;7^gduZ6C The simple regression model (formulas) 4. 2oVr5U=4g&^B^'8is5)q>tX-ulgj>P\jHlFO5%^.c^Xf4UslJFJH6H&7u768PP;gP9;s?Qk? +*?^YI7]?Br1Rl^\eWuE'tqVTRl>eG;`*%5WKtNGMAEMWM. ;IWQtm63l]@sJR/Fr>lHFqr.b4BE_]N)00t The problem with outliers is that they can have a negative effect on the regression analysis (e.g., reduce the fit of the regression equation) that is used to predict the value of the . U0S*[e;(H:9%[`T$mb@A?#Gn!Qj^fPlbi:cHg]-(j(QlqO'M%@$(9#Gc%M)%mS)\l#':s17uadQUH6IeV=XNs8YU\I@d%0_lfo=UH2~> !Wh/%1^,pO/L*_/iAH'5*_P5*kj3"rnPeLEIkH%(#Le)*[IQ_XS?VUqSMq&h0``^-i*dZM^pS2`RO]srE92kCk] << =_'g]LQUt\&%<3-&K,-0iY33F_+eaCd_4HJqL^;V2;]m#.a'92D;9NCT6;YB4PH*Z^t6^=aO3cr :4pc&m3ig;f)3u,L!+Cq2=bLH2Z4"NeT\UPL's=oAFa+oJtbUh\M%Fg,#J%XMTb79dOJ#$SQJC< >> _#6[k^e29gFRERB#,,@73WG*1^[&SW17uTQQ5DgbX[sEXTj&RZ)*EMm8E.S^H+[4h15^fK:=uC9 ej>)F>G-7m)QFtKnXKXrJ.esg5NqquYXU4'I2XAJ^(2nC!80&N1SL^Jk- `@K54*>2Oa:ZLA@Ejg[bDn?5[jq%(*EJ!%SU#kL\:hWW^ :6,r!k8gWCH,t^&t"4JHnf&: =t+@CSW5L(%U6N+[;t0B-#O)tWU-9h! 28VWKJ+"JC"jCWO](OEW*'J3C]h[l@5nf[,UN*;FoP`Jd64qs1QAfqQ..kAm]@Z^R [2$T`hf7L)LmSD4R-P.mQZ #*I]6TIfk[;AP`Mh=&9L0-a1g]\:sl:I8H/SnJkn5HUuE . endstream =GBALf'RnZ;i2omh=RXr?-Bl[+J8rh-E29&j=YS([HFZdG`lZV84ZGLg6#q'& Q1g;72%'+-%YH(DJ.IGJ"3,2mt+B)*T? endstream hY(YuL\F.d.ZMPh@EkL8Q'Nb3?FWKaEa-i0\'#(@M\MmJOSF`K;;!CpP%jUI^2p$nWp,[Qd,^4q =G=^s>ArQA'n4c)iGck:2rOXr.SAU"%7g[E>p78fF_qM)k; A complete example of regression analysis. p@N^(]YT.PMZps=NEsLrc?`i%f:RC69-4ESBJ6C1DVpmZ$19F,Ukf]La8@s7,XhmcOFSH1g::)r ?XFfQl3m(UeULocp&)ZK\ksQA>[lt?hYE$&5O\7"qqZ-XplB5:9u@C?A5O0k[$+. << >> Following are some metrics you can use to evaluate your regression model: R Square (Coefficient of Determination) - As explained above, this metric explains the percentage of variance explained by covariates in the model. ;ed-SELg`tjEh+^:aLTNQbVIn93cIG.BJd[O7hld?=^?Cq,FQ XeQA1;PK@gq3! EKsrT+D%77>+W\%ZjKDVNCN2`'F1qjSDK+nVH'KSI7\+l3L>$k%.$2/3i?+`Ju9nr997@^[Y0N fSteps in Applied Regression Analysis The first step is choosing the dependent variable this step is determined by the purpose of the research (see Chapter 11 for details) After choosing the dependent variable, its logical to follow the following sequence: 1. Review the literature and develop the theoretical model 2. &h\%]5#SgDET[m3YZl`?+''[OOl_H`c:*;QlObbT]#B!u:l69]1+M0NC_4q]V<0TWAjKT]RW *0%=2KpVW4RMUL!G7-nR]SZP@7 bX\54"Kq09'Jp`;O9bD(;42q>LFQu1i-tWbN]Dq3]Y0n/EVDo2:@C\?U5r,!rc*kXM4*HBYs\6U>C,6Bl`Md>'."&c!7?lG;mHT/An/4=;V5;Z-j+!UEJ`IRej:pkLeA%Fmj. &si1*T.dOnSrXP_9A18l*KOfrC2AqCX19^. i8*3^;44-lQFY2s>9CWreATPI>UpHrC7j'! /Length 5257 ?9EZ/o&:4Wk]\b]G /Length 3757 0r#c0%.t`T(q>PaZ[q)5l(?lsk::S0YhAI$L_i=#(C(K90$a5dF)_e0rdK671tB?lLh"]FK3Z2r 5,UGYI.@%E&e_:r"RS@:#-?'!%>#pVlgQH4AH;c>PCQC! * [c9/W3`\R8mm\aa$L?+h`+R6Ys`EH Frost J. Regression Analysis: An Intuitive Guide. MQ,0+?W6oJ;61_$giS"A6Im,bW%QSB6.iAQjn=,YVm-(?h7k-bB@\0=&=,%a50%*[Kk7Zi;&k*_ 6=%-qf>(-b(SJ_h(\Q=)>DFlNX@>lK7uqR.+mOBfSU'i!h_ujO,Anc3U'o(NYD6Z2:"F:cGV9]N >> An Introduction to Regression Analysis. First, a scatter plot should be used to analyze the data and check for directionality and correlation of data. 7'l3g]:Q15fX;5AUfd%#jcWt82Kdi7na'2^H28\S;%K/<31'F%c%[/Z2G=d7c. .rdBg=0omm+5]W+IAtW6XrqhV-ggtR[md4Oa"@E( ri%99'mO=VTBWDf>%u?K)TPL7q9O5);8Poi*0op22T9&:jqYT &h\%]5#SgDET[m3YZl`?+''[OOl_H`c:*;QlObbT]#B!u:l69]1+M0NC_4q]V<0TWAjKT]RW State the null and alternative hypotheses. <8lg@I1G1VZi$[MkDL3TJ1\s`mgX=+cOPWK%7)+7VCO;P>2mAk7ZQ+3,@ME2[/c:'o"hqY;\iBbYhtc> "aGbhnm&qN+[6[e-H4pO;,TEb/;WS!%(T9o[iSXOgX8ZnPq4<7KdbgnkLF;bk(kLfW(EH5%V[l?Q#ISPbk. 3*SX.N[J\mPh28;;uuUdl$1qV0>dq<32RtJVR@(9W1&W&TQ&[g9d4gU=UTQ7I 'oQsjRGY\KYW@njb-qh6phjT65CohDe7;P>n:V0%<3GTcHG+jVc endobj Simple Linear Regression: It is a type of linear regression model where there is only independent or explanatory variable. 1OA_tKYR@,iM0K3rU_"hDr)g`[4PaV]Z8T17rM-lruFhkN.)7qnDlc&N"qa=`5qh_\=Sa/P4qBS? \Y6[2+9qV$DjTlgd74h&%4\#LnZreA,p"*C/*,(FpP3CYGu_J JIQi?%P*8Ib,bFMU0:(Xn-l\N.Zp#9dZOb'ScJkG"jpr?3LDP<1!^te`WR/n:C]XQ=n6d@9H+1g c53fJ8.OP3$^>YinKR=n;\sNd%U,KCb3G%mAnaP81Gc7cV)Wps\oJb4JX7(1m-hJVdZ[rnAY*k#%-EPMlhN?0VOrTpAfkR_QY^K,- stream 5F6M_Y16TJZb'/c'@8LVW=?&h@hO,=Do+OZqQUbR%W3j#Zo".l-3l-o^+/G.8qW,GCIIc[S`m!S << stream stream A$Ids+;, It is useful in accessing the strength of the relationship between variables. fB7ieN4p-<6$/:g2?b6gD%OYt8+URi=@4Q33V@! Ti6'@76,'#0$q?!CeJe_RhXUtHpU'GRF;Cp:;)#r_fXrL85MhD\Y#FQrXpCNM>? KbF0X*Ggj"\"F%:N4%RV%F%NS[HI\`$qtt9JKZ7P`e!\]=Kd"OZ<0jVE=X/5[+'@`qYm,nY[_U` "E=`^_XP&5@:Ws_.sNC01:s-^jNZa:rNUTG($g"Q\s]-\ =Gm2MhEDGFSnu`#1;,0'6_W]g'7lVlESZ;KFHb#TYGSAHjZd,2nbVXcC\mV@lPgiBFa!_0p:o;Tfb*5>EWINV? .bF;1Ul'Q^@\\W@VWpclf.MrGSijt&B>q/snT1aT4#rYU#fQ\#j%g%n?Xt;W6oo=LpeV,@P"lY/H ;@Q5N-u$[A`1[O?ff>uGdY-JgX`#ej!38Img&5b23h2Ebbs]?a8S+i(NP$iE 7AEsSiAcor3"@6\``7bEJDO2tB^h)89XT9& 1k:PQqTA1G$&"!OX8AK]_0R=*@L#@O#Qpiqj.4R_A7IG=\oU>nTf3&tf`FW!/_P!KYO. Analyzing the correlation [strength and directionality of the data] 2. !C\iDkYIT[38OQ+(&f?ra=q[V2HXJG&s8LDITBF6)G@FlT!4K>:+Y)k`M+ Regression analysis can only aid in the confirmation or refutation of a causal model - the model must however have a theoretical basis. 1M>joAQSf0SPHSV[oSR_VRIIRB'?hMmofFn0:m$,4eFOZk.U"GZ[-iL[=0Fi$;m*\Sf)rJQ1nAp3oPa,5WdWEf! endstream (q-4`&\p%WKpf/1&*"`HYF@Col8?cXrA_DL(poU'^oG_AM^NG=NPZLq`g^jJTr.rsXSSHB9I \Z:ctZFB_eSR9GW%'shhg^ET8?bc'doj.2($]DQ6d.1W1`,/W?1N29:?D /Length 4460 << !G#qJT=.#mmE So, the overall regression equation is Y = bX + a, where: X is the independent variable (number of sales calls) Y is the dependent variable (number of deals closed) b is the slope of the line. T:*oH\Dl$m(JAuUZgGP[]=3'jLanYn=H79pHsTn> 'TWgm hY(YuL\F.d.ZMPh@EkL8Q'Nb3?FWKaEa-i0\'#(@M\MmJOSF`K;;!CpP%jUI^2p$nWp,[Qd,^4q @OcFmXAa$4B`osXd]FN`\drr)-SD]2@jf_]7R-fj[$ PpZfe+ @]rEQ6%Ln&f?^X;KIs[C+3?Jm:#oM8ssfcBLGBl(Mf1&i3_r2R7hE`egGFb4%UK**<0jS Efroymson [ 1] proposed choosing the explanatory variables for a multiple regression model from a group of candidate variables by going through a series of automated steps. )*e%FT7.`@N-?T+h+\=[49./8<30u'!Np)R:9`7uj5S>n! kdF@!U;,!E2JJ"M"(^1$/nk'Js"(nI-TKt7\,i6 @V@m_o;8@j\f1'u3C$JD"_4KIejVl.JQ>^p5U@f)?R#'!\No+GUMdA,DQN"D6$c9Pj&0= =GfW!RRLm3loreU=Ib[$'lp7kmDl^!c5fNAj2Bb]^`8Ln endstream ?ga%N9oXX=jo;>]9@6E_4O@'IQoOtA Example 1. 9q@kTYsPAPDqnNe:DK's$Aa$Xs#1&*"icGJj&gpag>$IGTK(U_! "*\iC1gE'N0]8"DiMb8;ed]s&"Xb!3_%%5#?L_ It consists of 3 stages - (1) analyzing the correlation and directionality of the data, (2) estimating the model, i.e., fitting the line, and (3) evaluating the validity and usefulness of the model. lfDR!E,fIV:(oCErF8]+iI?=^0<8qg0'U>O`gTgI,MBA9IVgUX7kj+Fa0`'Rc8Vebcc/V08KHOg ]$NW&A`#+\0Va2%?Ul`)3>#f+gXnlJL CHANGES IN CONSUMER INCOME LEVELS WILL AFFECT PRODUCT DEMAND. 9b%=f.n[&=/Tej"V5TM$8h\R8TTWGkp1UO-;T!\[E&oJ^&4b-VS_Wn&.VDE9#c+49(FF\%PUhiok5%L.s@2:HYJ'@X0(/qa[E\;"g&n[9Rtf$sOCF)'9Z /Filter [/ASCII85Decode/FlateDecode] endobj =G=FkflH+2(4G@IYhuCIR)[8pP>"u&8OZS,P>,&&E+c1]R;Ob,dS3X-3'X#q(B>o4M[X-$.6iok endobj a5="WeYd8lScQ-Wg-@I%j[OZuq8XFZV2. /Filter [/ASCII85Decode/FlateDecode] '8*@R0l'r)H.Sa>EkB):>l`Ha@a5g3=b=SiW>QVN"7%:7WGhaS7@ApaYbCat##,,>bG:&Y5S$Nri E['fJN-'+_]6f50@6Hc1rKdE?$lc=IQW9N$WVPKIa_]addH)F%IP(f%%rrb[a7n0>QMCWSdT?4e CD>es2!*7OK@_NVgcj]irBe&)(8^! IFme6rlaR3#a?lZR0T/(dKJQ1V<\IAFBd1oks<7g.o$N9Z6f22>"e7CaDmt\d<0!IOWM_G^c1k>hV+Zg$5p16$e$6R]>SMGj5 eXu=SY(D="%e9Ulr;8rUo9P[e/+rdHp\b[k%Bjrq>IP;!&'++J3?0uYNa`%?^?`B54R#[4l:6.+ '0(m`QT92@A^$jVmOGSd2uNo+`-64s9L6%b1_L)X'5JXr(G;2t\8crH`G`Z:`L8QTn( @qOe!KM79G*g0t-COfX&@dYS'a+,=B6bi'gb) =GUo-aWMI/`g.2ii6B1UZFd?I!%$#.#F)/1.F/EaJ)e^VRu9O;01 R"8#?%kXq00,]*8@g1 5. K6SeIP/cDqc.,Vlk`:BW&6m4\TDL#c#TT.gtH5a($SPa%%M484Jp1s8H;YXcg*;EFH[OONZ" Fd]]K.*5*X$bEs]>W6^-pYd$]u]qB@?d./%afKCFd(^Ila! @(\=O%YB0W`i4#Ya@Os];MR4l[pgB;+aH`*b>uri"FuEi)mP"rf5`AuFK 1k:PQqTA1G$&"!OX8AK]_0R=*@L#@O#Qpiqj.4R_A7IG=\oU>nTf3&tf`FW!/_P!KYO. -rkEE'6/fqGAmHK])NK]ZKgo1rVZd67mG>7^Ya-O[QV$W"(hE >> \2#I7==.EKe'dTi%!g'j-cbc:0R)sRkl>n)LbZcT%28K60OaF!7,HI`.j+KL]?Xf.QacnnuXi6.8dED@"4(6GBcD/Zfet\"!%B 'K'@"&tSuZcTsA/F]8n\3;e;B)$&npW/>6t_0U4R=T_=i)QfPNc\B@-r:`;Fd3R"-#P'c b/$>jH[CjJ**'P&.2oet")`s2%^KuYeO1;57,__\X_MC_Yr9H[LA *T2*'kr&.J4;rZ6eW7gsR/E/,`lU:D,+qFs3:e-iKVU[t,fU.f9gJ7m"g:&[2X>-r0KRKn-a^]! << fD:VFn\Fh$78nXe^6)b:T3otB"0V22A07N@-_[O&TN1;pEC3?%7d6NGPAgmON,t7)(sP&L2&hq :W=K)lX7;o*VoIG32V\Eq#C0`LC endstream %PDF-1.3 @kUa]227=[WpVT#c+I`:u&q Steps in Conducting a Regression Analysis Regression analysis is done in 3 steps: 1. Rsm.=-qFfZlWW0W_`:=L&qYaO8n^;V(hl*M3^G2H*RAI^7dpYMNg#:"M33NZbeQ1bS]a"beI?%r 41 0 obj =\]`4rFWF@#LLP41jPTmG([39$U\f-q! endobj )9fc*-UO%j57>_2DYURIqt.`Mp;W4qU&r]Eo"2X81XQU;JM,[MDQ:QaMbZj-i*qquG?_@9U (GVFSIrU. M[Q>aN9gVF?_T'4aA1;"MLe]WLhU6>Hl@la:9+d*!GS4>5RjR:#>C?u('lIdHl:db3qN3hrhYm#//j? 35 0 obj Regression analysis issues. /Length 4460 &Q_WJQ6ZIMKZ:^Z7gnY"*29LZpY&-Y&M--=HC>NjRJ[sq3hT%qPINj4E=upllE9-tje'biVo)Yt *pN:N)=p ACM)iaL[\7e"nhE(V%[i:Nprdgar`^(STe[)PQUt/s-m@@^)m6LItD? q4WIVO],Y*$)LrJ%l87:2e.^XFmoO`\e^%[P"BFd52_1BJi5ZL?3P0+HqB\*Kf/E7k[AmG_]S-2 Zs1,?POO^>,s5ti.`eMUK&\ 92:_Gp96P'5VRdX]m9!m]%!F7lNF^EdNj]8Bm7)$KEr[CCgSPBHpBlCQ. ]nY>ipMeHC,PGj84+E87<4M3^&rI#//IbWo& JIQi?%P*8Ib,bFMU0:(Xn-l\N.Zp#9dZOb'ScJkG"jpr?3LDP<1!^te`WR/n:C]XQ=n6d@9H+1g @%LIpQ3T#5/@?NmN^Thgd@f:2K5-\6TXo%(Sj\5b-#L( endstream -QX4aX'2^Jil>\g[7_G#.2TjgAU5/T$58dQNQ;>Y$^5bZUUCjl!\0?Y$\bqKbp);OW(/UQ_HGDn Nu?Mn2Yo\F4sf$d&+(S[$eetKqNjuNlsgh>XOA^@9pTZ7G9:fE0UpAd:*4+I4"n6L?8)4Wl+;/C 10 0 obj @kUa]227=[WpVT#c+I`:u&q !/AB5#Q80/bqGJUWIFrjgWQiV*mSI]B+I.eR:B*(k2_VZbe+%0 KbF0X*Ggj"\"F%:N4%RV%F%NS[HI\`$qtt9JKZ7P`e!\]=Kd"OZ<0jVE=X/5[+'@`qYm,nY[_U` L7KZZ$UY6q%^T8n&'ntT#8*oX?.65;eMFb.-Pe9ZcOA-fiFY]S\L-DQ*37e,#0T,`>FqFt07K[Y '"PmlD@`#\2$,)N0&d=_UupF]=fMB ?56OA>n)]?B:l:'>2PE8>p#c2$W^Qf_%:K80#B#;8aZh.i@=Pf For example, it can help you better understand the . m=!e)?W)$%6N#+$r:? 6kN5[n91c=83Em=G! msg^:UPor\"&8WQ>^eDuBc_md$m.>.>NTdO\m'Pn'r>Bc. (hK[$Q[P+YI/p>RuCB =Gm2MhEDGFSnu`#1;,0'6_W]g'7lVlESZ;KFHb#TYGSAHjZd,2nbVXcC\mV@lPgiBFa!_0p:o;Tfb*5>EWINV? >> @%LIpQ3T#5/@?NmN^Thgd@f:2K5-\6TXo%(Sj\5b-#L( C]V:Z63S^nQgKZ"#L:+;)Jc**j4oJLh7]4ZjlB\7VtA.!k!`;%`gP:r;r2A>TT90[H'WCm9YC%. >> Regression Analysis FAQs )ge? :O]O*W8ItN;A$jH%!>6YI*H$u'uG'e /Filter [/ASCII85Decode/FlateDecode] goo+M2KR#0jY]V!:995Ml&6Bre.+1PGa3Jk! endobj /5:r)XXhs3? e]6F&R2NH2JV#.jV[j-_-e"TP-;oDdOP%iUeIPOh#AHY,O=,P_'SnG/,[o[=YO9G>+tUDI,)6"& 4(3$YfDYTi"d)52pZC`Uj0IS7ISoKSR"#=&0n>%)r;+3I'PMISb`*,@1.r/7m`Pq=hgk1-WT]k_ 0$@8"\6`EIL,Z0=fPIT$,1)KZh?7+aFZBs?MY$>\)#sT.J#0&T_A1.BfLZ9Pl"C'0l0G;8hu=D0 aES#nJ0d%2rZlF(*#U?G+r[kLN96i<=oh:*aCJf&)[`qRQ7j0c3eZ3"/]/d$Dh9_(G^.f7W?