analytical project infomation systems

7/26/2019 Analytical Project Infomation systems

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SECTION 1

EXECUTIVE SUMMARY

SECTION 2

SUMMARY TABLE

Test

#

Title Description in!in"s

1 Verify if anexpense exceeded

20% aboveapproved amount

Use VLOOKUP and IFfunction to find expenses

tat are 20% above teapproved amount!

"ere are # vio$ations associated itfo$$oin& emp$oyees'

( )ennifer *i$$ +expenseno #,-0,1./( i$$iam avid +expenseno #,-0,2,/( arie 3edood +expenseno #,-110-/( aria 4arcia +expenseno #,-10## 5#,-1667/

2 Over$appin& tripdates verification

Use fi$ter(to(fi$ter8mp$oyees name +9(:/ten fi$ter trave$ start date+o$dest to neest/! Usete difference formu$a to

find difference beteentrave$ start day and trave$end day!

e found 2 vio$ations'( arie 3edood trave$ed to

iami from ;


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avera&e vio$ations by usin& te IFfunction!

9irfare'1##

*ote$' #7

"axi' 207

# etermine ifcontradictin&expenses occur inone trip!

Use VLOOKUP andfi$ter to find trips tatave contradictin&expenses

"ere are many vio$ations main$yassociate it )ames Bmit spno 1010

, "rip approva$verification

Use VLOOKUP andcountif to findapprova$no tat isdup$icated or unused!

9$$ trips ave accompanyin& approva$s!9pprova$no 12-#00 as used ticei$e 12-#10 asnCt used! "is seemsto be caused by a typo on te trave$

expenses cart! 9$$ trips aveaccompanyin& approva$

7 Va$idatesa$esperson

Use VLOOKUP andpivot tab$e to verify if teemp$oyees submittedexpenses are fromsa$espersons $ist!

9$$ emp$oyees submittin& expenses areva$id! Bpno 1011 and 1012 didnCtsubmit and expenses

; Verify tatexpense datesa$i&n itapprova$ dates

Use VLOOKUP to findcorrespondin& expensesand approva$ dates andcompare if tose datesa$i&n!

Bome emp$oyeesC trips too= p$ace yearsbefore approva$ date'( arie 3edood +2 times/( Busan Lee +1 time/( ary oore +2 times/( 3obert )onson +1 time/( )ames Bmit +1 time/Busan "ay$or too= a trip tat asapproved years before actua$ expensedate

. Verify if asa$esperson oftenspends more tan

approved amount+compared tooters/

Use BU and IF to findout o many times anemp$oyee spends over

te $imit and compareit oters!

9$$ emp$oyees except inactive ones+1011 5 1012/ spends more tan maxamount about ,6 times on avera&e it

a ran&e from #1 to ,;! Done seems tooverspend more often compared tooters!

10 perdiemverification

>ompute actua$ perdiemten use IF to verify ifperdiem reported matcactua$ perdiem!

1 vio$ation' Busan Lee approva$no12-00,-A perdiem sou$d be E2#0instead of E-00Bome emp$oyees started trips in 201#


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and ends in 201, but ad perdiem rateas from 201# for te entire trip!

11 ((((((((( ((((((((( ((((((((

12 9re trave$ datesover a ee=endor a o$iday

Used V$oo=up and Iffunction! 9$so usedconditiona$ formattin& toi&$i&t ce$$ containste ord BaturdayABunday and *o$idayG

"ere ere 7,2 trips tat ere donedurin& te ee=end or te o$iday!

16 Dumbers of tripstat ereapproved by eacmana&er for eacemp$oyee

Used te Pivot tab$e inexce$ to find number oftrips approved by eacmana&ers for eacemp$oyees!

"ere as no unusua$ number of timessa$es person ere bein& approved byany mana&ers! Hut e did find tat)ames Bmit as been trave$$in& $esstan oter Ba$es person!

1- u$tip$eemp$oyeestrave$in& to tesame p$ace at tesame time

Used VLOOKUPfunction as e$$ as Pivottab$e to find te >ity tatmu$tip$e emp$oyees eretrave$in& tat te sametime!

"ere ere 10# dates in ic moretan one emp$oyee trave$ed to te samecities! One of te findin& as tat on1


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1. "rips tose ereust under tetreso$d fordetection +1#%(1.%/

Used VLOOKUP and IFfunction to find teexpenses tat ere inbeteen 1#%(1.% of teapprova$ amount

"ere ere ei&t trips tat ere ta=enust under te treso$d of detection!For examp$e en ta=in& te trip toOr$ando Bpno 100# ad tota$ expenseof E-,1!7 i$e te approva$ amount

as on$y E-00A E-,1!7 is $ar&er tan1#% of approva$ amount but under1.%!

20 9re any dup$icateexpense

>onditiona$ Formattin&as used to identify ifexpenses ere submittedmore tan once!

Do dup$icate expense numbers eresubmitted!

21 Verify if maxamount approved

for eacsa$espersonexceeds 10% ofavera&e

>reate a pivot tab$e todetermine sum of te

max amount approvedfor eac emp$oyee tencompare it oters!

9pprova$ amounts for a$$ emp$oyeesare itin ran&e!

22 Findin&emp$oyees otrave$ to te samecity often

Used VLOOKUP as e$$as Pivot tab$e to findeac emp$oyeeGs tota$amount of trips for eaccity!

"ere ere no unusua$ times ereemp$oyees trave$ed to te same cityoften! Hut i$e doin& te test efound out tat on$y to trips ere ta=ento Hirmin&am i$e "a$$aassee astrave$ed very often +1., times in tota$/!

26 Verify if ote$expense per ni&texceedin& 6#%above avera&e forparticu$ar city

Use Pivot tab$e and IFfunction and fi$ter to findout if an emp$oyeeoverspends on ote$!

"o emp$oyees overspend on ote$'( )ennifer *i$$s +2 trips/( "om 9nderson +1 trip/

SECTION

Test 1$ Veri%& i% 'n e(pense e(cee!e! 2)* '+o,e 'ppro,e! '-o.nt

e found # trips tat ave tota$ expenses exceeded 20% of te maximum amount approvedassociated it fo$$oin& 8xpenseno and Ba$espersons' )ennifer *i$$ +#,-0,1./A i$$iam avid+#,-0,2,/A aria 4arcia +#,-10## 5 #,-1667/ and arie 3edood +#,-110-/!

"ese findin& i&$y indicate frauds! e noticed tat some of te trips spent more tan doub$ete amount approved! ana&ement sou$d investi&ate associated trips and emp$oyees to find outif frauds ere committed!


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Steps$ Use BU function to tota$ te expense of eac trip!

Use VLOOKUP to matc approva$no it ax9mount and 8mp$oyeeGs name for eac

trip!

Use IF function to $abe$ any trip tat te "ota$ is more tan 20% of te ax9mount as?vio$ation@!

Fi$ter out ?vio$ation@

3a findin&s'

Test 2$ O,erl'ppin" trip !'tes ,eri%ic'tion

e found 2 vio$ations it re&ards to emp$oyees ta=in& over$appin& tripsA arie 3edood andi$$iam avis! "ese vio$ations indicate fraud potentia$ as emp$oyees cou$d be fi$in& expensereports for trips tat are $on&er tan te actua$ trip $en&t!

Steps$

e fi$tered te data based on emp$oyee name

e added anoter fi$ter $ayer based on trave$ start day

e too= te difference of te trave$ start day of $ine 2 minus te trave$ end day of $ine 1

If te va$ue came bac= ne&ative tere as a vio$ation

R'/ %in!in"s$

Expenseno.

TravelStart

TravelEnd

Approvalno.verifcation

salespersons' names Destination

5641681 8/29/2016 9/1/2016 125124MarieRedwood Miami

5641690 8/30/2016 9/3/2016 125137MarieRedwood Atlanta

violation

5640786 4/21/20154/22/201

5 124234 William Davis Carlotte5640790 4/21/2015 4/25/201 124240 William Davis !allaassee violatio


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5 n

Test $ Mile'"e s.+-itte! 'n! !ist'nce +et/een cities -'tc0

en cec=in& if any mi$ea&e submitted as over te ca$cu$ated distance $ocated in te citiestab$eA to vio$ations came up!9 trip to iamiA accordin& to te cities mi$ea&e dataA sou$d ave tota$ed 2;0 mi$es! JetA arie3edood submitted mi$ea&e for iami tat tota$ed 672!,A resu$tin& in a vio$ation of .2!, mi$e!i$ea&e for a trip ta=en to )ac=sonvi$$e sou$d ave tota$ed 206! JetA Busan Lee submittedmi$ea&e to )ac=sonvi$$e tat tota$ed 22,!;A resu$tin& in a vio$ation of 26!; mi$es!9$$ oter mi$ea&e submitted fe$$ be$o te approved destination city mi$ea&e! it tat bein&saidA furter investi&ation is needed to determine y arie 3edood and Busan Lee ent overte approved mi$ea&e!

Steps$

" Used VLOOKUP to combined needed mi$ea&e information in te ?cities@ tab it te

submitted mi$ea&e from eac emp$oyee!o VLOOKUP+Beet2>-,-A>itiesE9E1'EHE.A2AF9LB8/

" IF function as used to determine vio$ationso IF+H-,-M-,-ANVIOL9"IODNAN!N/

If mi$ea&e submitted is &reater tan distanceA ?VIOL9"IOD@

R'/ in!in"s

Approvalno Mileage Destination Distance OVER VIOLATION salespersons' names

124507 372.6 Miami 280 VIOLATION Marie Redwood

124500 226.8 Jacko!"i##e 203 VIOLATION $%a! Lee

Test $ Test %or e(penses t0't /ere o,er t0e !o.+le ',er'"e 3otel4 'ir%'re4 t'(i

Steps$

- 9vera&e as ca$cu$ated for airfareA ote$ and taxi by usin& 9vera&e function! 8ac

avera&e as ten mu$tip$ied by 2 in order to test eter any expense as over doub$e

te avera&e!- Used te IF function for eac to ten determine tose tat fe$$ itin VIOL9"IOD

ran&e!o 9ny expenses tat ere &reater tan te doub$e te avera&e soed as vio$ation!

- >onditiona$ Formattin& as ten used to i&$i&t te vio$ations in red in order to

ana$ye data in a c$earer format!o >onditiona$ formattin&*i&$i&t >e$$ 3u$es"ext tat >ontains

VIOL9"IOD i&$i&t red


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Test 5$ Deter-ine i% contr'!ictin" e(penses occ.r in one trip

e found tat severa$ trips ave contradictin& expenses suc as 9irFare and i$a&eA i$a&e and"axiA as e$$ as >ar3enta$ and "axi! Upon furter inspectionA e noticed tose contradictin&expenses main$y associate it )ames Bmit! 8mp$oyee Busan Lee and aria 4arcia vio$ate tis

test once and arie 3edood vio$ates tree times!

"ese findin&s i&$y indicate reimburse frauds! It is impossib$e to ave tese contradictin&expenses occur in one trips! "ese emp$oyees eiter spent money on unnecessary services orfa$se$y c$aimed fa=e expense to &et reimbursement!

Bteps'

R'/ %in!in"s$


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9/31

Test 7$ V'li!'te s'lesperson

e found tat a$$ emp$oyees tat submitted expenses reimbursement are va$id! *oeverA"omas artin +spno 1011/ and >ar$es )ac=son +spno 1012/ neiter submit any reimbursementnor too= any trip!

It seems $i=e bot artin and )ac=son ave been inactive! "ese to emp$oyees sou$d be ta=enout of te approved sa$espersons $ist!

Steps$

Use VLOOKUP function to matc spno in te approva$s cart it sa$espersonsG namesfrom te Ba$espersons seet!

Use VLOOKUP function to matc te ne$y &enerated sa$espersonsG names and spno to

correspondin& approva$no in te trave$Qexpenses cart!

4enerate a pivot tab$e it sa$espersonsG name and spno as ros! >oose count of

expenseno and count of approva$no as va$ues +ust for more insi&ts/!

>ompare resu$t from te pivot tab$e it te Ba$espersons seet!

R'/ %in!in"s$


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Test 8$ Veri%& t0't e(pense !'tes 'li"n /it0 'ppro,'l !'tes

e found tat seven trips occurred


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Test 9$ Veri%& i% ' s'lesperson o%ten spen!s -ore t0'n 'ppro,e! '-o.nt :co-p're! to

ot0ers;

e found tat a$$ emp$oyees overspend about ,6 times on avera&eA ran&in& from #1 to ,; times!Done of tem seems to overspend more often tan anoter!

"ere is no indication of frauds! *oeverA te company may need to ti&ten up its po$icy toma=e sure emp$oyees do not spends more tan te maximum amount approved so often!

Steps$

BU te tota$ expense of eac trip!

Use VLOOKUP function to $oo= for maximum amount and emp$oyeesG names in te

approva$s seet based on approva$no Use IF to so names te emp$oyees tat spent more tan maximum amount on a ne

co$umn ca$$ed Overspendin& 8mp$oyees for a$$ te trips!

Use pivot tab$e to count o many times a name appears in te overspendin& co$umn!

Fi$ter out b$an= va$ue from te tab$e!

R'/ %in!in"s$


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Fi$ter out ?potentia$ vio$ation@ to examine eac case!

R'/ %in!in"s$

H$ue i&$i&ted ce$$s are manua$$y computed perdiem rate based on "rave$Btart and "rave$8nd!Je$$o i&$i&ted ce$$ indicates Perdiem vio$ation!

Test 11

Test 12$ Are tr',el !'tes o,er ' /ee=en! or ' 0oli!'&

e found many vio$ations after usin& conditiona$ formattin& to i&$i&t vio$ation datesinc$udin& ee=ends and o$idays! "is is not an indicator of fraud due to te vo$ume of

emp$oyees tat trave$ on ee=ends!

Steps$

e used a formu$a to ca$cu$ate tota$ trave$ days +IF+D2SE82AD2T1AN!N//

e input a$$ ee=ends and o$iday dates

Used V$oo=up to find vio$ation dates

+IF+IB833O3+VLOOKUP+D2AE99E1'E9HE-00A2AF9LB8//AN!NAVLOOKUP+D2AE99E1'E9HE-00A2AF9LB8///

e used conditiona$ formattin& to i&$i&t vio$ations +trave$ durin& ee=ends and

o$idays/

R'/ in!in"s$

TravelStart

TravelEnd 1 2 3 4 5 6

SalesPerson

1/10/20151/12/201

5#at$rda% #$nda% & & & & 'enni(er )ill

1/11/20151/13/201

5 #$nda% & & & & & Maria *ar+ia


14/31

1/7/20151/11/201

5 & & at$rda%

#$nda% & Mar% Moore

1/9/20151/13/201

5 at$rda%

#$nda% & & &

Ro,ert'onson

1/16/20151/17/201

5 &sat$rda% & & & & Maria *ar+ia

1/11/2015 1/15/2015 #$nda% & & & & & MarieRedwood

1/17/20151/18/201

5sat$rda% s$nda% & & & &

Ro,ert'onson

1/9/20151/13/201

5 at$rda%

#$nda% & & &

WilliamDavis

1/13/20151/17/201

5 & & & &sat$rda% & #$san !a%lor

1/17/20151/20/201

5sat$rda% s$nda% & & & & 'enni(er )ill

1/17/20151/20/201


WilliamDavis

1/18/20151/20/201

5 s$nda% & & & & &!omAnderson

1/17/20151/20/201

5sat$rda% s$nda% & & & & Mar% Moore

1/17/20151/22/201


MarieRedwood

1/21/20151/25/201

5 & & &sat$rda% s$nda% & Maria *ar+ia

1/18/20151/23/201

5 s$nda% & & & & & #$san -ee

1/22/20151/26/201

5 & &sat$rda% s$nda% & & Mar% Moore

1/22/20151/25/201

5 & &sat$rda% s$nda% & &

Ro,ert'onson

1/19/20151/24/201

5 & & & & &sat$rda% #$san !a%lor

1/25/20151/27/201

5 s$nda% & & & & & #$san !a%lor

1/21/20151/26/201

5 & & &sat$rda% s$nda% &

WilliamDavis

1/23/20151/25/201

5 &sat$rda% s$nda% & & & 'enni(er )ill

1/24/20151/29/201


!omAnderson

1/29/20151/31/201

5 & &sat$rda% & & & 'ames #mit

1/23/20151/27/201

5 &sat$rda% s$nda% & & &

MarieRedwood

1/28/20151/31/201

5 & & &sat$rda% & &

Ro,ert'onson

1/28/2015 2/2/2015 & & &sat$rda% s$nda% & 'enni(er )ill

1/30/20151/31/201

5 &sat$rda% & & & & Maria *ar+ia

2/1/2015 2/3/2015 s$nda% & & & & &MarieRedwood

2/1/2015 2/3/2015 s$nda% & & & & & Maria *ar+ia


15/31

1/28/2015 2/2/2015 & & &sat$rda% s$nda% & #$san !a%lor

1/29/20151/31/201

5 & &sat$rda% & & &

MarieRedwood

2/1/2015 2/4/2015 s$nda% & & & & &Ro,ert

'onson

1/30/2015 2/3/2015 & sat$rda% s$nda% & & & WilliamDavis

1/30/2015 2/3/2015 &sat$rda% s$nda% & & & Mar% Moore

2/4/2015 2/9/2015 & & &sat$rda% s$nda% &

WilliamDavis

1/31/2015 2/4/2015sat$rda% s$nda% & & & &

!omAnderson

2/6/20152/10/201

5 &sat$rda% s$nda% & & & #$san !a%lor

2/6/2015 2/7/2015 &sat$rda% & & & &

MarieRedwood

2/7/2015 2/8/2015sat$rda% s$nda% & & & & #$san -ee

2/8/2015 2/9/2015 s$nda% & & & & &!omAnderson

2/3/2015 2/8/2015 & & & &sat$rda% s$nda% 'ames #mit

2/6/2015 2/7/2015 &sat$rda% & & & & 'enni(er )ill

2/7/20152/10/201


Ro,ert'onson

2/6/2015 2/9/2015 &sat$rda% s$nda% & & & Mar% Moore

2/13/20152/14/201

5 &sat$rda% & & & & 'enni(er )ill

2/12/20152/15/201


!omAnderson

2/11/20152/14/201

5 & & &sat$rda% & &

MarieRedwood

2/14/20152/15/201

5sat$rda% s$nda% & & & & 'ames #mit

2/13/20152/16/201

5 &sat$rda% s$nda% & & & Mar% Moore

2/14/20152/16/201


Ro,ert'onson

2/12/20152/14/201

5 & &sat$rda% & & &

WilliamDavis

2/14/20152/16/201

5sat$rda% s$nda% & & & & Maria *ar+ia

2/13/20152/17/201

5 &sat$rda% s$nda% & & & #$san !a%lor

2/20/20152/23/201


Ro,ert'onson

2/17/20152/22/201

5 & & & &sat$rda% s$nda%

MarieRedwood

2/20/20152/25/201


WilliamDavis

2/21/2015 2/26/201 sat$rda s$nda% & & & & #$san !a%lor


16/31

5 %

2/17/20152/21/201

5 & & & &sat$rda% & #$san -ee

2/20/20152/22/201


!omAnderson

2/21/2015

2/22/201

5

sat$rda

% s$nda% & & & & Mar% Moore

2/20/20152/25/201

5 &sat$rda% s$nda% & & & 'enni(er )ill

2/21/20152/23/201


2/26/20152/28/201

5 & &sat$rda% & & & #$san -ee

2/28/2015 3/2/2015sat$rda% s$nda% & & & &

WilliamDavis

2/20/20152/25/201

5 &sat$rda% s$nda% & & & 'ames #mit

2/24/20152/28/201

5 & & & &sat$rda% &

!omAnderson

2/25/2015 2/28/2015 & & & sat$rda% & & Maria *ar+ia

2/25/2015 3/1/2015 & & &sat$rda% s$nda% & Mar% Moore

2/28/2015 3/2/2015sat$rda% s$nda% & & & & 'ames #mit

3/1/2015 3/5/2015 s$nda% & & & & & #$san !a%lor

3/4/2015 3/7/2015 & & &sat$rda% & &

!omAnderson

2/26/2015 3/3/2015 & &sat$rda% s$nda% & &

MarieRedwood

2/25/2015 3/2/2015 & & &sat$rda% s$nda% &

Ro,ert'onson

3/6/2015 3/7/2015 &sat$rda% & & & &

MarieRedwood

3/6/2015 3/8/2015 &sat$rda% s$nda% & & & 'ames #mit

3/4/2015 3/9/2015 & & &sat$rda% s$nda% & Maria *ar+ia

3/1/2015 3/5/2015 s$nda% & & & & & 'enni(er )ill

3/3/2015 3/7/2015 & & & &sat$rda% &

WilliamDavis

3/3/2015 3/7/2015 & & & &sat$rda% &

Ro,ert'onson

3/6/2015 3/9/2015 &sat$rda% s$nda% & & & #$san !a%lor

3/6/2015 3/8/2015 &sat$rda% s$nda% & & & 'enni(er )ill

3/7/2015 3/9/2015sat$rda% s$nda% & & & & Mar% Moore

3/4/2015 3/9/2015 & & &sat$rda% s$nda% & #$san -ee

3/10/20153/14/201

5 & & & &sat$rda% & #$san !a%lor

3/11/20153/14/201

5 & & &sat$rda% & & 'enni(er )ill


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3/8/20153/11/201

5 s$nda% & & & & &MarieRedwood

3/13/20153/15/201

5 &sat$rda% s$nda% & & & 'ames #mit

3/15/20153/18/201

5 s$nda% & & & & &WilliamDavis

3/11/2015 3/16/2015 & & & sat$rda% s$nda% & Ro,ert'onson

3/12/20153/17/201

5 & &sat$rda% s$nda% & & Maria *ar+ia

3/13/20153/17/201


MarieRedwood

3/14/20153/18/201


!omAnderson

3/15/20153/19/201

5 s$nda% & & & & & #$san -ee

3/20/20153/23/201

5 &sat$rda% s$nda% & & & #$san -ee

3/21/20153/24/201


WilliamDavis

3/18/20153/22/201

5 & & &sat$rda% s$nda% & 'enni(er )ill

3/19/20153/23/201


Ro,ert'onson

3/22/20153/25/201

5 s$nda% & & & & &!omAnderson

3/26/20153/29/201


!omAnderson

3/20/20153/25/201


MarieRedwood

3/21/20153/24/201


Test 1$ N.-+ers o% trips t0't /ere 'ppro,e! +& e'c0 -'n'"er %or e'c0 e-plo&ee

e found tat te tota$ amount of trips tat as ta=en by a$$ emp$oyees as 1601! 12.A 160A-1-1A 160A 12#A 166A 16-A 16,A 161 and 112 is tota$ amount of trips ta=en by Bpno 1001A 1002A1006A 100-A 100#A 100,A 1007A 100;A 100. and 1010 respective$y! 62#A 617A 62; and 661 is tenumber of trips tat as approved by mana&ers 11A 12A 16 and 1- respective$y!

e do not tin= it is a stron& indicator of fraud because tere as no unusua$ number of timessa$esperson bein& approved by any


18/31

"is i$$ &ive us te mana&er number it sa$es person number and i$$ count o many timeseac mana&er ave approved eac sa$es person!

R'/ %in!in"s$

Test 1$ M.ltiple e-plo&ees tr',elin" to t0e s'-e pl'ce 't t0e s'-e ti-e

e found 10# dates in ic more tan one emp$oyee trave$ed to te same cities!

e found tat mu$tip$e emp$oyees trave$ed to te same $ocation it te same start dateA tota$in&10# times! e do not tin= it is a stron& indicator of fraud because cities $i=e iami and 9t$antaare bi& ere a company can ave mu$tip$e c$ients so mu$tip$e emp$oyees cou$d be needed at tesame time!

Steps$

On "rave$ expense seet use VLOOKUP to add >ity nameA Bpno and 8mp$oyeesG name!

VLOOKUP +Loo=upQva$ueA "ab$eQarrayA >o$QindexA ran&eQ$oo=upW

For city use te formu$a VLOOKUP+>2Aapprova$sE9E1'EFE1602A#AF9LB8/For Bpno use te formu$a VLOOKUP+>2Aapprova$sE9E1'EFE1602A-AF9LB8/

For 8mp$oyeesG name use te formu$a VLOOKUP+2ABa$espersonsE9E1'EHE16A2AF9LB8/

"en Be$ect te o$e "rave$ 8xpense Beet . Insert .Pivot tab$e +De or=seet/

ra& "rave$ Btart and Bpno to 3os ra& >ity to >o$umns ra& >ount of emp$oyees to va$ues

"is i$$ &ive us date it eac Bpno and >ityGs name i$e countin& o many emp$oyeestrave$ed to tat >ity on te same date! Do se$ect ro H to IA se$ect conditiona$ formattin& .i&$i&t ce$$ ru$es . &reater tan 1! "ere ere numbers of vio$ations!

R'/ %in!in"s$1! On 1


19/31

7! On 6


20/31

#2! On 1


21/31

.7! On 10o$QIndexA ran&eQ$oo=upW/ VLOOKUP +>2A approva$sE9E1'E4E1602A2AF9LB8/

Loo=upQva$ue ( >2' 9pprova$ R in ne seet"ab$eQarray ( approva$sE9E1'E4E1602

9pprova$ seet' i&$i&t a$$ and it F- +abso$ute reference/! "is $ets exce$ =noto $oo= for te approva$ number in te entire approva$ seet>o$QIndex' 2 +approva$ date/>o$um is te information you ant transferred to te seet you are or=in& on3an&e $oo=up X F9LB8Fa$se provides exact ansers!

Once a$$ te information needed is in te same seet e used te IF function to

determine if start date occurred before te approva$ date! IF' if condition is metA and returns one va$ue if fa$se and anoter if true IF +$o&ica$QtestA va$ue if trueWA va$ue if f$aseW/IF +I2M2A@VIOL9"IOD@A@!@/

Lo&ica$Q"est' I2 M 2If approva$ date is &reater tan start date tat means tat te trip occurred prior to&ettin& autoriation

Va$ue if true' ?VIOL9"IOD@9pprova$s tat occurred on a date after start date i$$ so ?VIOL9"IOD@Va$ue if Fa$se' ?!@ata returned it ?!@ *ave no vio$ated te approva$ prior start date protoco$!


22/31

Usin& te fi$ter functionA e ere ab$e to fi$ter te data of interest+VIOL9"IODB/ to ten sort te &iven information based on emp$oyee names andapprova$ dates!

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Tr',elSt'rt Tr',elEn! s'lespersons>

n'-es

Appro,'l

D'te

Appro,'l

'%ter

st'rt

1


23/31

#

12


24/31

1


25/31

Used te IF function to find out of any vio$ations occurred in re&ards to date of

submittin& expense date and trave$ end date!IF+2MH2ANVIOL9"IODNAN!N/

If "rave$ 8nd date is &reater tan +o$der/ 8xpense dateA vio$ation as occurred!

ata tat resu$ted in vio$ations means tat te date in ic te expense as submitted

occurred prior to te end of te trip!

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Test 17$ M.ltiple trips c'nnot .se t0e s'-e 'ppro,'l co!e

e found tat one emp$oyeeA Busan LeeA used approva$ number 12-#00 for to different trips to)ac=sonvi$$e! One trip started on .8LL 3UL8BA UPLI>9"8 V9LU8B

9ny dup$icated va$ues under te se$ected co$umn ou$d be returned it $i&t red fi$$ and

dar= red text!

R'/ %in!in"s$


26/31

Test 18$ Lon"est ti-es +et/een t0e 'ppro,'l !'te 'n! tr',el st'rt !'te

e found te # $on&est times beteen te approva$ date and trave$ start date! e a$so found tatmu$tip$e emp$oyees started teir trips before te trip as approved! Out of 1601 trips on$y #;;trips ere made after te approva$ date +some trips ere made in te same day as te approva$

date/!

e did not tin= it as a stron& indicator of fraud since 716 trips ere made before te approva$date and because of tat e tin= tat emp$oyees are not aare of te fact tat teir trip needs tobe approved before tey actua$$y ta=e te trip! "is can be te resu$t of poor mana&ement by temana&ers because te mana&ers ere not aare tat emp$oyees ere ta=in& te trips before itas been approved! 8mp$oyees may not be informed so tey mi&t tin= tat tis is acceptab$e!

Steps$

4o to trave$ expense seet to add approva$ date and emp$oyees number +Bpno/ in tat

seet usin& V$oo=up!

VLOOKUP +Loo=upQva$ueA "ab$eQarrayA >o$QindexA ran&eQ$oo=upW "o add approva$ date VLOOKUP+>2Aapprova$sE9E1'EFE1602A2AF9LB8/A tis i$$

add approva$ date to trave$ expense seet!

"o add Bpno VLOOKUP+>2Aapprova$sE9E1'EFE1602A-AF9LB8/

e do not need expenses trou& F to K so e can de$ete tose ros!

Bo find te time difference beteen te approva$ date and trave$ start date create a

formu$a"rave$ start date +2/ X approva$ date +F2/

"is i$$ &ive us a$$ te time difference for a$$ te trave$ datesA but e on$y te five $on&est timesso e can fi$ter and on$y use 2.27A 2.1#A ; +(; can be used instead of T;/A (.A (10! e can sort itby ascendin& to descendin&!

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Five $on&est times beteen te approva$ and trave$ start date it te emp$oyeesG number are asfo$$os'


27/31

Test 19$ Trips t0ose /ere ?.st .n!er t0e t0res0ol! %or !etection :15*@19*;

e found ; trips tat ere ta=en ust under te treso$d of detection +1#(1.%/ above te

approved amount! e found # emp$oyees o ent over te approva$ amount but under tetreso$d of detection!

e do not tin= it is a stron& indicator as a fraud because as per company po$icy ?approva$amountW is a$$oed to exceed as $on& as emp$oyees can produce receipts to verify teexpenses@

Steps'

4o to "rave$ expense seet and add a$$ te expenses +F trou& K/ usin& BUG function!

BU+F2(K2/ . copy tis formu$a for a$$ trips +ro D/

9dd approva$ amount as e$$ as Bpno and city to "rave$ expense seet usin& V$oo=up

VLOOKUP +Loo=upQva$ueA "ab$eQarrayA >o$QindexA ran&eQ$oo=upW"o add approva$ amount VLOOKUP+>2Aapprova$sE9E1'EFE1602A,AF9LB8/ .

ro "o add Bpno VLOOKUP+>2Aapprova$sE9E1'EFE1602A-AF9LB8/"o add city VLOOKUP+>2Aapprova$sE9E1'EFE1602A#AF9LB8/

. a=e sure tere is approva$ amountA Bpno and city for a$$ te trips!

9dd 1#% treso$d creatin& your on formu$a +ro D/'

+1-;ZEDE1/T1-; .D11#%


28/31

9dd 1.% treso$d creatin& your on formu$a +ro O/'

+1-;ZEOE1/T1-; . O11.%

Do use te IFG function to find te trips tat ere ust under te treso$d of detection

IF+9D+L2MD2A L2SO2/A Nunder te treso$dNA N!N/

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Test 2)$ Are 'n& !.plic'te! e(penses s.+-itte!

Do expense numbers came up as dup$icates!

E(cel steps$

>opied needed date onto anoter or=seet!

First you must i&$i&t te desired co$umn ere you ant exce$ to $oo= for te

dup$icated va$uesA 8xpenseno! Under te *O8 tabA >ODI"IOD9L FO39"ID4A*I4*LI4*" >8LL 3UL8BA UPLI>9"8 V9LU8B

9ny dup$icated va$ues under te se$ected co$umn ou$d be returned it $i&t red fi$$ and

dar= red text! Done came bac= as dup$icate numbers!

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Dot avai$ab$e since tere is no vio$ation!

Test 21$ Veri%& i% -'( '-o.nt 'ppro,e! %or e'c0 s'lesperson e(cee!s 1)* o% ',er'"e

e found tat none of te emp$oyeesG maximum amounts exceeded te avera&e more tan 10%!

"is indicates tat tere is no co$$usion beteen te mana&ers approvin& te maximum amount

and te emp$oyees ta=in& te trips!

Steps$

Use VLOOKUP function to $oo= for emp$oyeesG names tat correspond it eac

approva$no!

>reate a pivot tab$e it sa$espersonsG names as ro and sum of ax9mount as va$ues

so tat it sos te maximum amount approved for eac sa$esperson!


29/31

Use 9V83948 function to compute te avera&e max amount eac sa$esperson as

approved!

Use IF function to verify if te tota$ed maximum amount of eac sa$esperson exceedin&

10% of te avera&e!

R'/ %in!in"s$

Test 22$ in!in" e-plo&ees /0o tr',el to t0e s'-e cit& o%ten

e found out te tota$ number of trips ta=en to eac city by eac emp$oyee! 17-A 2A 1;;A 1,;A1;,A 1.#A 1.2A 1., times trips ere ta=en to 9t$antaA Hirmin&amA >ar$otteA )ac=sonvi$$eAiamiA obi$eA Or$ando and "a$$aassee respective$y!

e tin= tat te findin& as someo an indicator of fraud because on$y to trips ere ta=ento Hirmin&am! "is is very $o compared to oter cities! "e company needs to furterinvesti&ate and find out if emp$oyees are tryin& to i&nore Hirmin&am or te company doesnGtrea$$y need its sa$es person in Hirmin&am!


30/31

Steps$

Use VLOOKUP in trave$ expense seet to add >ity and Bpno!

VLOOKUP +Loo=upQva$ueA "ab$eQarrayA >o$QindexA ran&eQ$oo=upW

"o add >ity VLOOKUP+>2Aapprova$sE9E1'EFE1602A#AF9LB8/

"o add Bpno VLOOKUP+>2Aapprova$sE9E1'EFE1602A-AF9LB8/ "en se$ect a$$ te dates in "rave$ expense seet and create a Pivot date!

ra& >ity to >o$umn $abe$s! ra& Bpno to ro ra& count of trave$ start to Va$ues"is i$$ &ive us cities name it Bpno i$e countin& eac trips ta=en by emp$oyees to eaccity!

R'/ %in!in"s$

Test 2$ Veri%& i% 0otel e(pense per ni"0t e(cee!in" 5* '+o,e ',er'"e %or p'rtic.l'r cit&

e set te treso$d for ote$ expense at 6#% above te avera&e for eac city per ni&t! eori&ina$$y cose 60% but found tat it returns too many resu$tsA so e increased te treso$d by#% for better fraud indication! e found 6 cases in ic an emp$oyee spends more tan 6#% onote$ per ni&t compared to oters tat trave$ to te same cities! "om 9nderson ent over tetreso$d once +expenseno #,-17-1/ i$e )ennifer *i$$ did tice +expenseno #,-1677 and#,-0,1./!

"ese findin&s i&$y indicates rec=$ess spendin& and


31/31

Steps$

4ater correspondin& 8xpensenoA "rave$BtartA "rave$8ndA *ote$A Ba$espersons namesA

and estination usin& VLOOKUP!

>ompute numbers of ays "rave$ed by subtractin& "rave$Btart from "rave$8nd!

>ompute te avera&e amount of ote$ per day by dividin& *ote$ by ays "rave$ed! >reate a pivot tab$e it estination as ro and 9vera&e of 9vera&e *ote$ per day as

va$ues!

>opy pivot tab$e and paste and va$ues for easy ca$cu$ation!

Fi$ter by cities!

Use IF function to determine if te 9vera&e *ote$ per ni&t is 6#% more tan te

correspondin& avera&e on te pivot tab$e for eac cities!

R'/ %in!in"s$

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