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Overview

232372150.xls

 Active Models

Each spreadsheet contains an example from your textboo for which you may chan!e the data in order to see how the chan!es

easily enable you to restore the ori!inal data.

the relationship amon! the parameters of the problem. "lease note that every time you chan!e #uestions the data will automatically reset

to the ori!inal parameters. $fter !ettin! to the last #uestion% a "&'() option is enabled so that you will have a record of your answers for 

yourself or for your instructor. $lternatively% you may use the *'+",$- button to see the uestions and $nswers on a spreadsheet.

 $ detailed explanation of the #uestion form is on the

shaded in !reen should be chan!ed. 'n !eneral% the cells may be chan!ed directly or with the scrollbar. $s a rule% you should (O)

chan!e cells that are shaded in red /ells shaded in yellow may be chan!ed but you will be deletin! a formula.

!enerate lar!e chan!es.

'f you need practice see the

will automatically remove the !ridlines and row and column labels. )o restore them use the iew tab Excel 2007 or )ools% Options% iew tab Exce

scaled accordin! to the numbers bein! demonstrated. )hus% chan!in! the basic data may lead to a nonreadable !raph.

Menu

These spreadsheets have been desi!ned to help you understand the #uantitative methods in Operations ana!ement.

will affect the answers. 4herever possible% we have provided a !raph. Each  Active Model  spreadsheet contains a &E+E) button to

In addition% each spreadshseet contains a E+)'O( button which will lead you throu!h a series of #uestions to help you to better learn

#uestion form sheet.

The spreadsheets are not loced which means that you may enter or chan!e values in any cell. $s a rule% only the cells

Most scrollbars operate in the same fashion. /licin! on the arrows will !enerate small chan!es while clicin! on the bar will

Experiment with the scroll bar if you need help.

For several of the modules you will be ased to read !raphs. ove the mouse alon! the !raph in order to have Excel display the value.

!raph sheet.

Excel6s formula bar is automatically hidden by Active Models. )o see it use iew% ormula 8ar from the Excel menu9ribboon. 'n addition% Active Mo

The intention is (O) to provide these sheets as solvers but many of these sheets can be used in that way. :owever% the !raphs have been

'f you want an Excel solver then you should use Excel OM  or POM for Windows which came with your "rentice;:all textboo.

Use the menu sheet to navi!ate to the appropriate worboo or you may load the worboos directly.

Any comments% su!!estions or criticisms should be sent to ds+oftware<prenhall.com

 $bout

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Overview

232372150.xls

2003

els

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enu

232372150.xls

Active Models to Accompany

Operations Management by Heizer & Render 

rinciples o! Operations Management by Heizer & Render 

"#apter Model Te$tboo% E$ample3.1 =antt /hart >

?.1 ovin! $vera!es 1

?.2 Exponential +moothin! ?

?.3 Exponential +moothin! with )rend $d@ustment 7

?.? )rend "ro@ections A

5.1 *ecision )ree 3

>.1 "areto /hart 1

+>.1 p;/hart +?

+>.2 "rocess /apability +>

+>.3 O/ /urve i! +>.B

7.1 /rossover /hart ?

+7.1 /apacity +1

+7.2 8reaeven $nalysis +3

A.1 /enter of =ravity 3

B.1 "rocess ,ayout 1

+10.1 4or +amplin! +5

12.1 Economic Order uantity odel 3

12.2 "roduction Order uantity odel A13.1 ,evelin! +trate!ies 2

1?.1 Order &eleases 3

15.1 Cob +hop +e#uencin! 5

17.1 +eries &eliability 1

17.2 &edundancy 3

8.1 ," =raph i! 8.?

*.1 +in!le;+erver odel *1

*.2 ultiple +erver +ystem with /osts *2D*3

*.3 /onstant +ervice )imes *?

E.1 nit /urve% /umulative /urve and /osts E2 D E3

"ro@ect ana!ement

orecastin!

*esi!n of =oods and +ervices

ana!in! uality

+tatistical "rocess /ontrol

"rocess +trate!y

/apacity "lannin!

,ocation +trate!ies

,ayout +trate!y

4or easurement

'nventory ana!ement

 $!!re!ate "lannin!

aterial &e#uirements "lannin!

+hort;)erm +chedulin!

aintenance and &eliability

,inear "ro!rammin!

4aitin!;line odels

,earnin! /urves

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50

8ac to overview

/lic on the left arrowto decrease the valuein the cell by 1

/lic on the ri!ht arrowto increase the value inthe cell by 1

/lic on the bar% betweenthe left arrow and the sliderto decrease the value in thecell by 10

/lic on the bar% betweenthe ri!ht arrow and the sliderto increase the value in thecell by 10

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8ac to overview

uestion number label

(avi!ation buttons for #uestions.ote' )he data will reset to theori!inal problem with each chan!e in#uestion.

(ame of spreadsheet with data.ote 'f the worboo contains

multiple spreadsheets they willbe chan!ed automatically whenthe #uestions refer to a differentspreadsheet.

)he #uestionFF

)ext box into which to placeyour answer.

'f you want to copy ananswer from thespreadsheet then clic onthe cell and then use thisbutton. sin! this willerase whatever text is inthe answer text box.

)he #uestions and answers arestored in a worsheet ready to beprinted.

'nstead of printin! you may loo atthe spreadsheet that contains the

#uestions and your answers.)hen you could print this sheet.

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8ac to overview

;1 1 3 5 7 B 11 13 1

0

50

100

150

200

250

300

350

(ample grap#

=raph 1 =raph 2$

     y

'f you are ased% what is the value of - on!raph 1 when x G 5 you could eyeball the

!raph and !uess.

E$cel )**+ and earlier  $lternatively% 'f you place the mouse on=raph 1% where x G 5% a toolbar tip type ofexplanation will appear indicatin! which!raph !raph 1 or !raph 2 you are looin!at% which point and what the value of thepoint is.

-ou should try this by movin! the mousealon! each of the two !raphs.

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x x2 19xH3

0 0 333.3333

1 1 250

2 ? 200

3 B 1>>.>>>7

? 1> 1?2.A571

5 25 125

> 3> 111.1111

7 ?B 100

A >? B0.B0B0B

B A1 A3.33333

10 100 7>.B230A

11 121 71.?2A57

12 1?? >>.>>>>7

13 1>B >2.5

1? 1B> 5A.A2353

15 225 55.5555>