WPCs .{ :S|c퀉{nSD027_8%GWgyED:5wv-ݫJWԼy`1ChvΪ.QV]s Z=u4% LgօЛ rz[nCߵDxnBkg8l.jd.s~sGʙe+IuChoeMAgn+jwc*bMY|]՜$Nrw;HQ>K?` s :En:?dGb^{azh0qڿ!@Uk҈L;g]Վ9<&&Y}>p O|sXH(eQj(Aۭ[Ó9.B< ۇʉN?ma &RUj(](ӟ]k&FDNX5@Tk_6;=(# 0UN; % 0H  {hP    h 0e.  0 gYw@4# m%<< 0Eze | {(fa {UNU h BVHP DeskJet 690C Series PrinterHPFDJC050,,,,00 x9 Z6Times New Roman RegularX(i$BAG'BXX/c:\Corel\Office7\Template\WP7US.WPT(i$2222ڑXX  ),~,XX  hO&h,,~A') xd6.E1A 2 ..A:\REALDATA.WPD.A:\REALDATA.WPD/  @*  1  ڈ >-#  June23,1997!  ԁLevel 1Level 2Level 3Level 4Level 5Level 1Level 2Level 3Level 4Level 5Level 1Level 2Level 3Level 4Level 5Level 1Level 2Level 3Level 4Level 5Level 1Level 2Level 3Level 4Level 51, 2, 3,Level 1Level 2Level 3Level 4Level 54#*&2Quick 1.   .0  a, b, c,Level 1Level 2Level 3Level 4Level 56#*f4Quick a)   )0  $%&'()*+6,D-v]"h"es\marie3|x-U   )B1BXX/  BB1A') xd6.E$A  ..A:\REALDATA.WPD.A:\REALDATA.WPD/  @*  1  ڈ: : ="  June28,1997!  (3 $ !B1BXX/   ($TABLE A(iA$PXX+x9 Z6Times New Roman Regular??333333???zG?HzG?HzG?333333 @333333@TABLE A d !B1BXX/  -T-TTԛ----@TT HOWTOHANDLEREALDATA   Becauseofthelargenumberofscientistswhomightusethissoftwarepackage,thisseparateaidwas  createdtowalkyouthroughhowtohandlerealdata.Inthefirstpart,thereisanexplanationofhowtoenterrealdataaswellashowtoimportitfromothersoftwarepackages.̛ Toenterdata:   ( Supposeyouhavetakendatainthelabonthedistanceanobjectfallsasafunctionoftime.Youhavecollectedthefollowinginformation:----*w'ddd Xdd Xdd X""w,~dd ,~dd ,~dd ,~dd ,~dd ,~dd ,~dd +   *P  Time(sec) )   # )0 KA  #  ?0.20?K0.20 YO+  ?0.20 ? ?0.40?Y0.40 YO+  ?0.40 ? 333333?0.60333333?Y0.60 YO+  333333?0.60 333333? ?0.80?Y0.80 YO+  ?0.80 ? ?1.00?Y1.00 7-+  ?1.00 ? 7Dist(m)` ) ,  # )0 KA,  #  zG?0.21zG?K0.21% YO+,  zG?0.21 zG? HzG?0.79HzG?Y%% 7-+  zG?0.21 zG? 7%$0.79$' YO+,  HzG?0.79 HzG? HzG?1.83HzG?Y'' 7-+  HzG?0.79 HzG? 7'&1.83&) YO+,  HzG?1.83 HzG? 333333 @3.15333333 @Y)) 7-+  HzG?1.83 HzG? 7)(3.15(+ YO+,  333333 @3.15 333333 @ 333333@5.05333333@Y++ 7-+  333333 @3.15 333333 @ 7+*5.05*;1/,  333333@5.05  333333@ ;,,--,,1.0 2 Thismethodcreatestwoseparatelistsofdatawhicharethencombinedtocreateaplot.  Thereisanadvantagetothismethodifyouareinterestedinstatisticalinformation,wherethesoftwarerequirestwoseparatelists. 2"2" М0 2 a)0 2"2"Createalistforeachone,suchas time1:=[0,.2,.4,.6,.8.1.0]; f Мdist:=[1,.21,.79,1.83,3.15,5.05]; Fl  " " *f  0 2 *fh b  )0 2"2"  Zipthetwoliststogetherbycreatingapaircommandandusingthezipcommand. "H! Forexample: pair:=(x,y)->[x,y]; zip(pair,time1,dist);Thiswillonlyworkiftime1 $" anddisthavethesamenumberofelements.*fh ی  " " Ќ  ݜ*f  0 2 *f7c  )0 2"2"  ݛUsethestatspackagetolookatvariousinformation(seeexampleworksheetwiththis $ dataused.)*f7^ی  " " Ќ  ݜ2.0 2 Thismethodcreatsalistoflists.Thereisanadvantageinthismethodifyouareonly r& interestedinplotting,butthisisdangerousifyoucaretodoanystatisticalmanipulations. 2"2" М0 2 0 2"2" 2 a)0 " "Createanarraywithallthedata,suchas *P(  ar_eg:=[[0,0],[.2,.2],[.4,.85],[.6,1.72],[.8,3.25],[1,5.05]];,) " " ؜ *f  0 2   2 *fkb  )0 2"2"  ݛUsethestatspackagetolookforvariousinformation.*fkی* " " Ќ  ݜ0 2   2"2"  Toimportdatafromasavedfile:  v"- ̜*&  *& 1  .0 2   ݛMakesurethefileissavedinASCIIwithnoheaderandwithwhitespacebetweenthe .$T/ columns.*& ی 2"2" Ќ  ݜ*&  *&  2  .0 2   ݛMakesureyouknowhowmanycolumnsyouwanttobringin,forMAPLEwillnot % !1 automaticallybringinalltheinformation.*& ; ی 2"2" Ќ  ݜ*&  *&a 3  .0 2   ݛUsethe readdata command,makingsuretousetheBACKsinglequotetoputthetextstring '"3 correspondingtothefilelocationandname.*&a| ی 2"2" Ќ  ݜ*&  *& 4  .0 2   ݛExecutethe with(linalg); commandtoloadthecolumnandrowmanipulationcommands*& یZ)$52"2" Ќ  ݜ*&  *& 5  .0 2   ݛUsecol(MAPLEarrayname,columnnumber)topulloutdesiredcolumninformation.*& ی:*`%62"2" Ќ  ݜ*&  *& 6  .0 2   ݛUsepairandzipasinentereddatatocombinedesiredinformation*& ی+<&72"2" Ќ  ݜ*&  *& 7  .0 2   ݛUsestatspackage(use with(stats) toload)tomanipulatedata.