forecasting models with excel
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EXFINSIS
www.exfnsis.com
Forecasting Models with Excel
© Diego Fernández García, 2015
All rights reserved.
Disclaimer
Data !o"rce
#$$le %nc&'s !toc( )rices *tic(er ##)+ -ahoo. Finance
http://fnance.yahoo.com/!s"aapl
#itho$t limiting the rights $nder %opyright reserved a&ove' no part o( this fle may &e reprod$cinto a retrieval system' or transmitted' in any (orm or &y any means )electronic' mechanical'otherwise*' witho$t the prior written permission o( the a$thor and %opyright owner.
+his co$rse has an ed$cational and in(ormational p$rpose and doesn,t constit$te aninvestment advice. All concl$sions re-ect solely the instr$ctors opinions &ased on historiwith the possi&ility o( ($t$re o$tliers not previo$sly o&served within this time series. ag$arantee ($t$re ret$rns. Investment ris0 and $ncertainty can possi&ly lead to its toprod$cts and even larger (or leveraged ones.
+here(ore' the instr$ctor is not responsi&le (or any damages ca$sed &y $sing data'predictions' opinions or concl$sions (or investment decisions1 excl$sively trans(erring allst$dent. 2ecommending that the st$dent does own d$e3diligence &ased on several sce&e(ore ta0ing any investment or (orecasting decision.
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EXFINSIS !%M)+E ME/D! a
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Forecasting )arameters
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38.<?C <@.88
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39.;7C =<.88
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9.@;C 997.88
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39.87C 9?.88
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38.9<C [email protected]
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38.8;C 9;.88
38.89C 9=8.88
9.87C 9=9.88
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38.78C 9@@.88
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8.99C 7<7.88
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EXFINSIS ormal )artial #"tocorrelation F"nctions
www.exfnsis.com +ag #F )#F H$$er +ower I3!tat )3;al"e
4 5F6' 789 9 8.8? 8.87 8.97 38.97 8.79 8.=<
7 38.8= 38.8> 8.97 38.97 9.7? 8.<
#6%M# !)E%F%#/% ? 38.8 38.8< 8.97 38.97 9.>= 8.=8
< 38.99 38.99 8.97 38.97 .7 8.7=
38.89 8.89 8.97 38.97 .7; 8.?>
= 8.88 38.87 8.97 38.97 .?9 8.8
@ 8.8= 8.8= 8.97 38.97 =.<8 8.<;
> 8.87 8.88 8.97 38.97 =.9 8.;
; 8.8@ 8.8> 8.97 38.97 @.;8 8.<
98 8.87 8.87 8.97 38.97 >.8@ 8.=7
Dierence
Date n D-t
98/9/789< 9.88 39.@C
98/7/789< 7.88 8.@7C
98/?/789< ?.88 38.7>C
98/=/789< <.88 8.88C
98/@/789< .88 38.>>C
98/>/789< =.88 7.8C
98/;/789< @.88 8.77C
98/98/789< >.88 38.7;C
98/9?/789< ;.88 38.;7C
98/9</789< 98.88 39.8@C
98/9/789< 99.88 39.7?C
98/9=/789< 97.88 39.?7C
98/9@/789< 9?.88 9.<C
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98/79/789< 9.88 7.=>C
98/77/789< 9=.88 8.9C
98/7?/789< [email protected] 9.@@C
98/7</789< 9>.88 8.?@C
98/7@/789< 9;.88 38.98C
98/7>/789< 78.88 9.<C98/7;/789< 79.88 8.=C
98/?8/789< 77.88 38.?<C
98/?9/789< 7?.88 8.;C
99/?/789< 7<.88 9.7;C
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99/@/789< 7>.88 8.7>C
99/98/789< 7;.88 38.9@C
99/99/789< ?8.88 8.>8C
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99/9</789< ??.88 9.78C99/9@/789< ?<.88 38.9@C
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99/9;/789< ?=.88 38.@8C
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97/98/789< 8.88 39.;7C
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97/9;/789< @.88 38.@>C
97/77/789< >.88 9.8?C97/7?/789< ;.88 38.?C
97/7</789< =8.88 38.<@C
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97/7;/789< =7.88 38.8@C
97/?8/789< =?.88 39.7?C
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9//789 ==.88 37.>=C
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9/@/789 =>.88 9.?;C
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9/9</789 @?.88 38.?>C
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9/78/789 @=.88 7.<C
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9/7;/789 >?.88 ?.8@C
9/?8/789 ><.88 39.<@C
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7/98/789 ;9.88 9.;8C
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7/9?/789 ;<.88 8.<;C
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7/9;/789 ;@.88 38.79C
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7/7?/789 ;;.88 7.=@C
7/7</789 988.88 38.=?C
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?/9@/789 99.88 9.==C
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//789 9<;.88 37.7>C
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/@/789 99.88 8.=7C
/>/789 97.88 9.>@C
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/9;/789 9;.88 38.8;C
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/7;/789 9==.88 39.9<C
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=/7/789 9=>.88 38.<C
=/?/789 9=;.88 8.97C
=/</789 [email protected] 38.;C
=//789 [email protected] 38.C
=/>/789 [email protected] 38.==C
=/;/789 9@?.88 38.?8C
=/98/789 9@<.88 9.9<C
=/99/789 [email protected] 38.7?C
=/97/789 9@=.88 39.99C=/9/789 9@@.88 38.78C
=/9=/789 9@>.88 8.?C
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=/9>/789 9>8.88 8.<C
=/9;/789 9>9.88 39.89C
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=/?8/789 9>>.88 8.@7C@/9/789 9>;.88 8.;?C
@/7/789 9;8.88 38.9?C
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@/@/789 9;7.88 38.7C
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@/78/789 789.88 9.>@C@/79/789 787.88 39.88C
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>/9</789 778.88 8.@8C
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>/9>/789 777.88 38.=C
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;/99/789 7?;.88 9.<C
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;/9@/789 7<?.88 37.9=C
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;/79/789 7<.88 9.<C
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orrelation Matrix
ag 8 9 7 ? < = @ > ; 98
8 9.88 8.8? 38.8= 38.8 38.99 38.89 8.88 8.8= 8.87 8.8@ 8.87
9 8.8? 9.88 8.8? 38.8= 38.8 38.97 8.88 8.88 8.8= 8.87 8.8@
7 38.8= 8.8? 9.88 8.8? 38.8= 38.8 38.97 8.88 8.88 8.8= 8.87
? 38.8 38.8= 8.8? 9.88 8.8? 38.8= 38.8 38.97 8.88 8.88 8.8=
< 38.99 38.8 38.8= 8.8? 9.88 8.8? 38.8= 38.8 38.97 8.88 8.88
38.89 38.97 38.8 38.8= 8.8? 9.88 8.8? 38.8= 38.8 38.97 38.89
= 8.88 8.88 38.97 38.8 38.8= 8.8? 9.88 8.8? 38.8= 38.8 38.97
@ 8.8= 8.88 8.88 38.97 38.8 38.8= 8.8? 9.88 8.8? 38.8= 38.8
> 8.87 8.8= 8.88 8.88 38.97 38.8 38.8= 8.8? 9.88 8.8? 38.8=
; 8.8@ 8.87 8.8= 8.88 8.88 38.97 38.8 38.8= 8.8? 9.88 8.8?
98 8.87 8.8@ 8.87 8.8= 8.88 38.89 38.97 38.8 38.8= 8.8? 9.88
%nerse orrelation Matrix
ag 8 9 7 ? < = @ > ; 98
8 9.8? 38.87 8.8> 8.8< 8.97 38.89 8.87 38.8= 8.88 38.8> 38.87
9 38.87 9.8? 38.8? 8.8> 8.8? 8.97 38.89 8.87 38.8= 8.89 38.8>
7 8.8> 38.8? 9.8? 38.8? 8.8> 8.8? 8.9? 38.89 8.87 38.8= 8.88
? 8.8< 8.8> 38.8? 9.8? 38.87 8.8> 8.8? 8.97 38.89 8.87 38.8=
< 8.97 8.8? 8.8> 38.87 9.8< 38.87 8.8; 8.8? 8.9? 38.89 8.87
38.89 8.97 8.8? 8.8> 38.87 9.8< 38.87 8.8> 8.8? 8.9? 38.89
= 8.87 38.89 8.9? 8.8? 8.8; 38.87 9.8< 38.87 8.8> 8.8? 8.97
@ 38.8= 8.87 38.89 8.97 8.8? 8.8> 38.87 9.8? 38.8? 8.8> 8.8?
> 8.88 38.8= 8.87 38.89 8.9? 8.8? 8.8> 38.8? 9.8? 38.8? 8.8>
; 38.8> 8.89 38.8= 8.87 38.89 8.9? 8.8? 8.8> 38.8? 9.8? 38.8?
98 38.87 38.8> 8.88 38.8= 8.87 38.89 8.97 8.8? 8.8> 38.8? 9.8?
)artial orrelation Matrix
ag 8 9 7 ? < = @ > ; 98
8 39.88 8.87 38.8> 38.8< 38.99 8.89 38.87 8.8= 8.88 8.8> 8.87
9 8.87 39.88 8.8? 38.8> 38.8? 38.97 8.89 38.87 8.8= 38.89 8.8>
7 38.8> 8.8? 39.88 8.87 38.8> 38.8? 38.97 8.89 38.87 8.8= 8.88
? 38.8< 38.8> 8.87 39.88 8.87 38.8> 38.8? 38.97 8.89 38.87 8.8=
< 38.99 38.8? 38.8> 8.87 39.88 8.87 38.8> 38.8? 38.97 8.89 38.89 8.89 38.97 38.8? 38.8> 8.87 39.88 8.87 38.8> 38.8? 38.97 8.89
= 38.87 8.89 38.97 38.8? 38.8> 8.87 39.88 8.87 38.8> 38.8? 38.97
@ 8.8= 38.87 8.89 38.97 38.8? 38.8> 8.87 39.88 8.8? 38.8> 38.8?
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=/9>/789 9>8.88 8.7
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@/7/789 9;8.88 38.79
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;/79/789 7<.88 9.@8
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orrelation Matrix
)3;al"e ag 8 9 7 ? < = @ >
8.@; 8 9.88 8.87 38.8@ 38.8< 38.98 8.88 8.88 8.8 8.89
8.? 9 8.87 9.88 8.87 38.8@ 38.8< 38.98 8.88 8.88 8.8
8.= 7 38.8@ 8.87 9.88 8.87 38.8@ 38.8< 38.98 8.88 8.88
8.?; ? 38.8< 38.8@ 8.87 9.88 8.87 38.8@ 38.8< 38.98 8.88
8.? < 38.98 38.8< 38.8@ 8.87 9.88 8.87 38.8@ 38.8< 38.98
8.== 8.88 38.98 38.8< 38.8@ 8.87 9.88 8.87 38.8@ 38.8<
8.=> = 8.88 8.88 38.98 38.8< 38.8@ 8.87 9.88 8.87 38.8@
8.@@ @ 8.8 8.88 8.88 38.98 38.8< 38.8@ 8.87 9.88 8.87
8.@9 > 8.89 8.8 8.88 8.88 38.98 38.8< 38.8@ 8.87 9.88
8.@> ; 8.8@ 8.89 8.8 8.88 8.88 38.98 38.8? 38.8@ 8.87
98 8.87 8.8@ 8.89 8.8 8.88 8.88 38.98 38.8? 38.8@
%nerse orrelation Matrix
ag 8 9 7 ? < = @ >
8 9.8? 38.89 8.8> 8.8? 8.98 38.89 8.87 38.8 8.88
9 38.89 9.8? 38.87 8.8> 8.8? 8.99 38.89 8.87 38.8
7 8.8> 38.87 9.8? 38.89 8.8; 8.8? 8.99 38.89 8.87
? 8.8? 8.8> 38.89 9.8? 38.89 8.8; 8.8? 8.99 38.89
< 8.98 8.8? 8.8; 38.89 9.8< 38.89 8.8; 8.8? 8.99
38.89 8.99 8.8? 8.8; 38.89 9.8< 38.89 8.8; 8.8?
= 8.87 38.89 8.99 8.8? 8.8; 38.89 9.8< 38.89 8.8;
@ 38.8 8.87 38.89 8.99 8.8? 8.8; 38.89 9.8? 38.87
> 8.88 38.8 8.87 38.89 8.99 8.8? 8.8; 38.87 9.8?
; 38.8> 8.89 38.8 8.87 38.89 8.99 8.87 8.8> 38.87
98 38.87 38.8> 8.88 38.8 8.87 38.89 8.99 8.8? 8.8>
)artial orrelation Matrix
ag 8 9 7 ? < = @ >
8 39.88 8.89 38.8> 38.8? 38.98 8.89 38.87 8.8 8.88
9 8.89 39.88 8.87 38.8> 38.8? 38.98 8.89 38.87 8.8
7 38.8> 8.87 39.88 8.89 38.8; 38.8? 38.99 8.89 38.87
? 38.8? 38.8> 8.89 39.88 8.89 38.8; 38.87 38.98 8.89
< 38.98 38.8? 38.8; 8.89 39.88 8.89 38.8; 38.87 38.99 8.89 38.98 38.8? 38.8; 8.89 39.88 8.89 38.8; 38.87
= 38.87 8.89 38.99 38.87 38.8; 8.89 39.88 8.89 38.8;
@ 8.8 38.87 8.89 38.98 38.87 38.8; 8.89 39.88 8.87
> 8.88 8.8 38.87 8.89 38.99 38.87 38.8; 8.87 39.88
; 8.8> 38.89 8.8 38.87 8.89 38.99 38.87 38.8> 8.87
98 8.87 8.8> 8.88 8.8 38.87 8.89 38.98 38.87 38.8>
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; 98
8.8@ 8.87
8.89 8.8@
8.8 8.89
8.88 8.8
8.88 8.88
38.98 8.88
38.8? 38.98
38.8@ 38.8?
8.87 38.8@
9.88 8.87
8.87 9.88
; 98
38.8> 38.87
8.89 38.8>
38.8 8.88
8.87 38.8
38.89 8.87
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9.8? 38.89
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; 98
8.8> 8.87
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38.87 8.8
8.89 38.8738.99 8.89
38.87 38.98
38.8> 38.87
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39.88 8.89
8.89 39.88
9 7 ? < = @ > ; 9
39.88
38.>8
38.=8
38.<8
38.78
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38.78
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9.88
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EXFINSIS F6E#!/%G #H6#-
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Forecasting )arameters
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ean A&sol$te ercentage Error )AE*
Symmetric ean A&sol$te ercentage Error )SAE*
ean A&sol$te Scaled Error )ASE*
Goodness o8 Fit
2G7
AdH$sted 2G7
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%n8ormation riteria
A0ai0e In(ormation %riterion )AI%*
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