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itemal.f
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C>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
C BEGINNING OF DELETION FOR CONVERSION TO IBM FORTRAN >
C $SET LIST LINEINFO RESET FREE >
C FILE 5(KIND=READER) >
C FILE 6(KIND=PRINTER,MAXRECSIZE=22) >
C FILE 7(KIND=PUNCH) >
C>>>>>>>>> END OF DELETION FOR CONVERSION TO IBM FORTRAN >>>>>>>>>>>
C FIFTED 11/10/69 -- FIFT * VERSION 2.12 *
C ITEM ANALYSIS PROGRAM
C EXAMINATION SERVICES
C APRIL. 1966 WALTER DICK
C REVISED FORTRAN IV VERSION 31 OCT 67 R. KOHR
C REVISED 26JAN68
C REVISED 31JAN68 CHANGED STANDARD FORMAT
C REVISED 05FEB68
C REVISED 8FEB68 CORRECTIONS IN AVG. DIFFICULTY COMPUTATIONS
C REVISED 24FEB68 ALLOWS 3-DIGIT SCORE FOR EACH OPT AVG
C REVISED 12JAN70 -- ADDED SUBROUTINE CONTRL -- R. KOHR
C REVISED 9AUG85 -- CONVERTED TO IBM VSFORTRAN -- R.S.SACHER
CHARACTER COURS*10, INST*10, FMT*72
DIMENSION FCOUNT(160),FMNCO(160),QCOUNT(160),FITC(160),FITIC(160),
1 Q(160),DIFI(160),FMNIC(160),Y(160),CHEK(9),FKSUM(160,10),
2 ICOUNT(160),ITC(160),ITIC(160),IRESP(160),KSUM(160,10)
COMMON BIS(160),T(160),PBIS(160),GITEMN,VAR,SBIS,SDI,FITN,FITEMN,
1 FMEAN,FVAR,SER,SDEV,TOT(160,10),CMEAN(160,10),PROP(160,10),
2 CNTKEY(9),PROSUM(9),CNTCHO(9),ITAB(160,10,5),JTOT(160,10)
COMMON /B2/ IDIST(160,10),
3 KOUNT(10),IBI(160),IDI(160),KTOT(160),KORAN(160),
4 IDO,IDTW,IDTH,IDFO,IDFI,IDVP,IDG,IDP,IDVG,IDVVG,IDEX,KTC,KDA,
5 KDE,KDI,ITN,ITEMN,KODE,ICHO,IDIG,NCOPY,NNXYZ,JCHO,NEWRUN,COURS
6 ,INST,NOUNT,FMT
DATA CHEK/0.2,0.2,0.1,0.07,0.05,4*0.04/
DATA IPRINT/6/,IPUNCH/7/,IREAD/5/
C
open(unit=6, form='print')
C
10 NNXYZ=0
NEWRUN=0
GITEMN=0.0
VAR=0.0
SBIS=0.0
SDI=0.0
IDO=0
IDTW=0
IDTH=0
IDFO=0
IDFI=0
IDVP=0
IDG=0
IDP=0
IDVG=0
IDVVG=0
IDEX=0
NOUNT =5
DO 20 J=1,9
CNTKEY(J)=0.0
PROSUM(J)=0.0
20 CNTCHO(J)=0.0
C
40 CALL CONTRL
C
FITN=ITN
FITEMN=ITEMN
GITEMN=GITEMN+FITEMN
ISUMSQ=0
ISUM=0
DO 110 I=1,160
DO 110 J=1,10
DO 100 L=1,5
100 ITAB(I,J,L)=0
KSUM(I,J)=0
JTOT(I,J)=0
110 IDIST(I,J)=0
DO 120 L=1,5
120 KOUNT(L)=0
DO 130 I=1,160
ICOUNT(I)=0
IBI(I)=0
IDI(I)=0
ITC(I)=0
FMNCO(I)=0.0
FMNIC(I)=0.0
ITIC(I)=0
KTOT(I)=0
130 CONTINUE
140 JCHO=ICHO+1
L=1
C
C
C READ INPUT DATA
150 READ (NOUNT,FMT=FMT) ICRIT,(IRESP(I),I=1,ITEMN)
180 IF (ICRIT.GE.0) GO TO 190
L=L+1
IF (L.GT.5) GO TO 310
GO TO 150
190 KOUNT(L)=KOUNT(L)+1
ISUM=ISUM+ICRIT
ISUMSQ=ISUMSQ+ICRIT**2
GO TO (230,200),IDIG
200 DO 220 I=1,ITEMN
IF (IRESP(I).NE.0) GO TO 210
IRESP(I)=0
GO TO 220
210 IRESP(I)=ICHO+1-IRESP(I)
220 CONTINUE
230 DO 300 I=1,ITEMN
IF (KORAN(I).NE.IRESP(I)) GO TO 240
ICOUNT(I)=ICOUNT(I)+1
ITC(I)=ITC(I)+ICRIT
GO TO 250
240 ITIC(I)=ITIC(I)+ICRIT
250 IF (IRESP(I).LT.0) GO TO 260
IF (IRESP(I).GT.ICHO) GO TO 280
J=IRESP(I)+1
ITAB(I,J,L)=ITAB(I,J,L)+1
JTOT(I,J)=JTOT(I,J)+1
KSUM(I,J)=KSUM(I,J)+ICRIT
GO TO 300
260 WRITE (IPRINT,270) I,L
270 FORMAT (1H0,24HA RESPONSE FOR QUESTION ,I2,1X,10HFOR GROUP ,I1,1X,
116HREAD AS NEGATIVE)
GO TO 300
280 WRITE (IPRINT,290) I,L,ICHO
290 FORMAT (1H0,24HA RESPONSE FOR QUESTION ,I2,1X,10HFOR GROUP ,I1,1X,
121HREAD AS GREATER THAN ,I1)
300 CONTINUE
GO TO 150
310 DO 400 I=1,ITEMN
DO 330 J=1,JCHO
KTOT(I)=KTOT(I)+JTOT(I,J)
TOT(I,J)=JTOT(I,J)
FKSUM(I,J)=KSUM(I,J)
IF (TOT(I,J).GT.0) GO TO 320
CMEAN(I,J)=0.0
GO TO 330
320 CMEAN(I,J)=FKSUM(I,J)/TOT(I,J)
330 PROP(I,J)=TOT(I,J)/FITN
FCOUNT(I)=ICOUNT(I)
DIFI(I)=FCOUNT(I)/FITN
IF (DIFI(I).GT.0.19) GO TO 340
IDO=IDO+1
GO TO 400
340 IF (DIFI(I).GT.0.39) GO TO 350
IDTW=IDTW+1
GO TO 400
350 IF (DIFI(I).GT.0.59) GO TO 360
IDTH=IDTH+1
GO TO 400
360 IF (DIFI(I).GT.0.79) GO TO 370
IDFO=IDFO+1
GO TO 400
370 IF (DIFI(I).LE.1.0) GO TO 390
WRITE (IPRINT,380) I
380 FORMAT ('0DIFFICULTY OF ITEM', I2,' IS GREATER THAN ONE OR LESS T
1HAN ZERO.' )
GO TO 400
390 IDFI=IDFI+1
400 CONTINUE
IF (KODE.LT.1) GO TO 460
DO 450 I=1,ITEMN
IF (DIFI(I).LE.0.40) GO TO 410
IF (DIFI(I).GT.0.61) GO TO 410
IDI(I)=5
GO TO 450
410 IF (DIFI(I).LE.0.30) GO TO 420
IF (DIFI(I).GT.0.71) GO TO 420
IDI(I)=4
GO TO 450
420 IF (DIFI(I).LE.0.20) GO TO 430
IF (DIFI(I).GT.0.81) GO TO 430
IDI(I)=3
GO TO 450
430 IF (DIFI(I).LE.0.10) GO TO 440
IF (DIFI(I).GT.0.91) GO TO 440
IDI(I)=2
GO TO 450
440 IDI(I)=1
450 CONTINUE
460 FSUM=ISUM
FSUMSQ=ISUMSQ
FMEAN=FSUM/FITN
FVAR=(FITN*FSUMSQ-FSUM**2)/(FITN*(FITN-1.0))
SER=1.0/(SQRT(FITN-1.0))
SDEV=SQRT(FVAR)
C
DO 540 I=1,ITEMN
DO 480 J=2,JCHO
IDIST(I,J)=1
IF (PROP(I,J).LT.CHEK(ICHO)) IDIST(I,J)=2
480 CONTINUE
KEY=KORAN(I)+1
IDIST(I,KEY)=1
IF (PROP(I,KEY).LT.0.20 .OR. PROP(I,KEY).GT.0.80) IDIST(I,KEY)=2
DO 530 J=2,JCHO
IF (IDIST(I,J).EQ.2) GO TO 530
IF (CMEAN(I,J).LE.CMEAN(I,KEY)) GO TO 520
IDIST(I,J)=2
GO TO 530
520 IF (CMEAN(I,KEY).LT.FMEAN) IDIST(I,J)=2
530 CONTINUE
540 CONTINUE
C
DO 700 I=1,ITEMN
IF (DIFI(I).LT.0) GO TO 570
IF (DIFI(I).EQ.0) GO TO 550
IF (DIFI(I).NE.1.0) GO TO 580
GO TO 560
550 FMNCO(I)=0.0
FMNIC(I)=FMEAN
GO TO 570
560 FMNCO(I)=FMEAN
FMNIC(I)=0.0
570 BIS(I)=0.0
PBIS(I)=0.0
T(I)=0.0
GO TO 630
580 IF (DIFI(I).LT.0.5) GO TO 590
IF (DIFI(I).GT.0.5) GO TO 600
Y(I)=0.39894
GO TO 620
590 IF (DIFI(I).LE.0) GO TO 620
AREA=1.0-DIFI(I)
GO TO 610
600 IF (DIFI(I).GT.1.0) GO TO 620
AREA=DIFI(I)
610 ETA=SQRT(ALOG(1.0/AREA**2))
ABCISA=ETA-((2.30753+0.27061*ETA)/(1.0+0.99229*ETA+0.04481*ETA**2)
1)
Y(I)=0.3989422*(1.0/(2.7182818**(ABCISA**2/2.0)))
620 FITC(I)=ITC(I)
FITIC(I)=ITIC(I)
FMNCO(I)=FITC(I)/FCOUNT(I)
QCOUNT(I)=FITN-FCOUNT(I)
FMNIC(I)=FITIC(I)/QCOUNT(I)
Q(I)=1.0-DIFI(I)
VAR=VAR+(DIFI(I)*Q(I))
IF (SDEV.EQ.0.0) GO TO 632
BIS(I)=((FMNCO(I)-FMNIC(I))/SDEV)*DIFI(I)*Q(I)/Y(I)
PBIS(I)=BIS(I)*(Y(I)/SQRT(DIFI(I)*Q(I)))
T(I)=PBIS(I)*SQRT((FITN-2.0)/(1.0-PBIS(I)**2))
630 IF (BIS(I).GT.0.11) GO TO 640
IDVP=IDVP+1
IBI(I)=1
GO TO 690
C
632 BIS(I) =0.0
PBIS(I) =0.0
T(I) =0.0
GO TO 630
C
640 IF (BIS(I).GT.0.31) GO TO 650
IDP=IDP+1
IBI(I)=2
GO TO 690
650 IF (BIS(I).GT.0.51) GO TO 660
IDG=IDG+1
IBI(I)=3
GO TO 690
660 IF (BIS(I).GT.0.71) GO TO 670
IDVG=IDVG+1
IBI(I)=4
GO TO 690
670 IF (BIS(I).GT.0.91) GO TO 680
IDVVG=IDVVG+1
IBI(I)=5
GO TO 690
680 IDEX=IDEX+1
IBI(I)=5
690 SDI=SDI+DIFI(I)
SBIS=SBIS+BIS(I)
700 CONTINUE
CALL PRINT
IF (NEWRUN.EQ.1) GO TO 10
GO TO 40
END
SUBROUTINE PRINT
C FIFTED 11/10/69 -- FIFT * VERSION 2.12 *
C
C PRINT SUBROUTINE FOR ITEMA - ITEM ANALYSIS
C
CHARACTER COURS*10, INST*10, FMT*72
CHARACTER ANS(10)*1, DISTR(2)*1, LETTER(5)*1
DIMENSION PCTKEY(9),PCTCHO(9),AVDIFF(9)
DIMENSION IRESP(160)
COMMON BIS(160),T(160),PBIS(160),GITEMN,VAR,SBIS,SDI,FITN,FITEMN,
1 FMEAN,FVAR,SER,SDEV,TOT(160,10),CMEAN(160,10),PROP(160,10),
2 CNTKEY(9),PROSUM(9),CNTCHO(9),ITAB(160,10,5),JTOT(160,10)
COMMON /B2/ IDIST(160,10),
3 KOUNT(10),IBI(160),IDI(160),KTOT(160),KORAN(160),
4 IDO,IDTW,IDTH,IDFO,IDFI,IDVP,IDG,IDP,IDVG,IDVVG,IDEX,KTC,KDA,
5 KDE,KDI,ITN,ITEMN,KODE,ICHO,IDIG,NCOPY,NNXYZ,JCHO,NEWRUN,COURS
6 ,INST,NOUNT,FMT
DATA ANS/' ','A','B','C','D','E','F','G','H','I'/, DISTR/' ','?'/
DATA LETTER/'E','D','C','B','A'/
DATA IPRINT/6/,IPUNCH/7/,IREAD/5/
C
C THIS DO LOOP IS CONCERNED WITH PRINTING THE INFORMATION ON EACH
C TEST ITEM (I.E., FREQUENCY TABLE, STAT. DATA, ITEM EVALUATION)
C
DO 350 JAM=1,NCOPY
L1=0
L2=1
CCCCC JUP=NNXYZ*350 Deleted 12/5/85 R.S.Sacher
JUP=NNXYZ
CCCCC WRITE (IPRINT,10) COURS,INST ,KTC,KDA,KDE,KDI,ITN
CCC10 FORMAT ('1',25X,A10,20X,A10 /'0',10X,'TEST CODE',I6,8X,'DATE',I4,
CCCC 1 '/',I2,'/',I2,8X,'NUMBER OF STUDENTS =',I5 ////)
WRITE(6,10)
10 FORMAT('1')
DO 350 I=1,ITEMN
JUP=JUP+1
KOR=KORAN(I)+1
KAN=KORAN(I)
GO TO (40,30),IDIG
30 KAN=JCHO-KAN
40 L1=L1+1
L2=L2+1
IF (I.LE.2) GO TO 80
IF (ICHO.LE.5) GO TO 50
IF (L1.GT.2) GO TO 60
GO TO 80
50 IF (L2.LE.3) GO TO 80
60 WRITE (IPRINT,70) JUP
70 FORMAT ('1',15X,'ITEM NUMBER',I4,8X,'CORRECT ANSWER AND ITEM DIFFI
1CULTY INDEX ARE IDENTIFIED BY * ' /)
L1=1
L2=1
GO TO 100
80 WRITE (IPRINT,90) JUP
90 FORMAT (' ',15X,'ITEM NUMBER',I4,8X,'CORRECT ANSWER AND ITEM DIFFI
1CULTY INDEX ARE IDENTIFIED BY * ' /)
100 WRITE (IPRINT,110)
C Format 110 changed 10/8/85 by R. Sacher to fix error
110 FORMAT ( ' OPTIONS',5X,'1ST',4X,'2ND',4X,'3RD',4X,'4TH',4X,'5T
1H',3X,'RESPONSE',4X,'PROPORTION',4X,'MEAN',6X,'OPTIONS'/
2 14X,5HGROUP,2X,5HGROUP,2X,5HGROUP,2X,5HGROUP,2X,5HGROU
1P,4X,5HTOTAL,6X,8HCHOOSING,5X,5HSCORE,3X,12HQUESTIONABLE)
J=1
IF (ANS(KOR).EQ.ANS(J)) GO TO 150
130 WRITE (IPRINT,140) (ITAB(I,J,L),L=1,5),JTOT(I,J),PROP(I,J),CMEAN(I
1,J)
140 FORMAT (1H ,3X,4HOMIT,5X,I3,4X,I3,4X,I3,4X,I3,4X,I3,5X,I4,9X,F6.3,
16X,F6.2)
GO TO 170
150 WRITE (IPRINT,160) (ITAB(I,J,L),L=1,5),JTOT(I,J),PROP(I,J),CMEAN(I
1,J)
160 FORMAT (3X,'*',4HOMIT,5X,I3,4X,I3,4X,I3,4X,I3,4X,I3,5X,I4,8X,'*',F
16.3,6X,F6.2)
C
170 JK=JCHO
DO 250 J=2,JCHO
GO TO (190,180),IDIG
180 JK=JK-1
K=JK
GO TO 200
190 K=J-1
200 IDIS=IDIST(I,J)
IF (ANS(KOR).EQ.ANS(J)) GO TO 230
210 WRITE (IPRINT,220) ANS(J),K,(ITAB(I,J,L),L=1,5),JTOT(I,J),PROP(I,J
1),CMEAN(I,J),DISTR(IDIS)
220 FORMAT (' ',2X,A1,' OR ',I1,4X,I3,4(4X,I3),5X,I4,9X,F6.3,6X,F6.2,8
1X,A1)
GO TO 250
230 WRITE (IPRINT,240) ANS(J),K,(ITAB(I,J,L),L=1,5),JTOT(I,J),PROP(I,J
1),CMEAN(I,J),DISTR(IDIS)
240 FORMAT (2X,'*',A1,' OR ',I1,4X,I3,4(4X,I3),5X,I4,8X,'*',F6.3,6X,F6
1.2,8X,A1)
250 CONTINUE
C
WRITE (IPRINT,260) (KOUNT(L),L=1,5),KTOT(I)
260 FORMAT (1H0,2X,5HTOTAL,5X,I3,4X,I3,4X,I3,4X,I3,4X,I3,5X,I4)
WRITE (IPRINT,270) BIS(I)
270 FORMAT (1H0,'BISERIAL CORRELATION BETWEEN ITEM SCORE AND TOTAL ',
1'SCORE ON TEST = ',F6.3)
WRITE (IPRINT,280) PBIS(I),T(I)
280 FORMAT (1H ,29HPOINT-BISERIAL CORRELATION = ,F6.3,
& 14X,4HT = ,F6.3///)
C
IF (KODE.GT.0) GO TO 300
WRITE (IPRINT,290)
290 FORMAT (1H ,///)
GO TO 350
300 JUNK=IDI(I)
KUNK=IBI(I)
IF (IBI(I).GT.1) GO TO 310
MUNK=1
GO TO 330
310 IF ((IBI(I)+IDI(I)).LT.10) GO TO 320
MUNK=5
GO TO 330
320 MUNK=(IDI(I)+IBI(I)+1)/2
330 CONTINUE
C 330 WRITE (IPRINT,340) LETTER(JUNK),LETTER(KUNK),LETTER(MUNK)
C 340 FORMAT (' ','EVALUATION OF',4X,'(1) ITEM DIFFICULTY= ',A1,4X,'(2
C 1ITEM DISCRIMINATION= ',A1,4X,'(3) TOTAL ITEM EVALUATION= ',A1///)
350 CONTINUE
C
CCCCC NNXYZ=NNXYZ+1 Deleted by R.S.Sacher 12/5/85
NNXYZ=NNXYZ+ITEMN
DO 360 I=1,ITEMN
KEY=KORAN(I)
KY=KEY+1
CNTKEY(KEY)=CNTKEY(KEY)+1.0
PROSUM(KEY)=PROSUM(KEY)+PROP(I,KY)
DO 360 J=2,JCHO
JJ=J-1
360 CNTCHO(JJ)=CNTCHO(JJ)+TOT(I,J)
KTN=ITN
KCHO=ICHO
MCOPY=NCOPY
C READ CONTROL CARD --- IF CARD IS BLANK IT SERVES AS A TRANSFER
C CARD WHICH INDICATES THE END OF A DATA SET OF NITEM ITEMS. CONTROL
C IS PASSED ON TO ST-380 FOR SUMMARY STATISTICS AND PRINTOUT SECTION.
C IF THE CARD IS NOT BLANK IT IS A NEW PARAMETER CARD INDICATING
C THAT THE JOB HAS MORE THAN 160 ITEMS AND THE REMAINING ITEMS AND
C CORRESPONDING CORRECT ANSWERS WILL BE READ NEXT. CONTROL IS PASSED
C BACK TO THE MAIN PROGRAM FOR CONTINUED PROCESSING.
READ (IREAD,370) KTC,COURS,INST,KDA,KDE,KDI,ITN,ITEMN,KODE,ICHO,ID
1IG, NCOPY
370 FORMAT (I4,2A10,5X,3I2,1X,I4,2X,I3,3(4X,I1), 1X,3X,I1 )
IF (ITEMN.LE.0) GO TO 380
NEWRUN= 2
RETURN
C
378 REL =0.0
SEMEAS =0.0
GO TO 382
C
C
380 FMEDI=SDI/GITEMN
FMEBIS=SBIS/GITEMN
CORI=FMEBIS**2
IF (FVAR.EQ.0.0) GO TO 378
REL=(GITEMN/(GITEMN-1.0))*((FVAR-VAR)/FVAR)
SEMEAS=SDEV*SQRT(1.0-REL)
382 DO 390 KEY=1,KCHO
PCTKEY(KEY)=CNTKEY(KEY)/GITEMN
PCTCHO(KEY)=CNTCHO(KEY)/(FITN*GITEMN)
AVDIFF(KEY) =0.0
IF (CNTKEY(KEY).EQ.0.0) GO TO 390
AVDIFF(KEY) =PROSUM(KEY)/CNTKEY(KEY)
390 CONTINUE
ITITEM=GITEMN
IF (MCOPY.LE.1) GO TO 400
NCOPY=3
C
C THE FOLLOWING DO LOOP DEALS WITH PRINTING OUT THE STATISTICAL DATA
C FOR THE ADDITIONAL TEST INFORMATION SECTION OF THE PRINTOUT.
C
C IN FORTRAN66 IMPLEMENTATION, AUTHOR MUST HAVE ASSUMED THAT NEXT
C LOOP WOULD BE PERFORMED AT LEAST ONCE. NEXT STATEMENT WILL ENSUR
C THAT THAT HAPPENS: (MOD BY R.SACHER 8/1/85 )
400 IF (NCOPY.EQ.0) NCOPY=1
DO 650 JAX=1,NCOPY
WRITE (IPRINT,410) FMEDI,FMEBIS
410 FORMAT ('1',50X,'ADDITIONAL TEST INFORMATION'//// 15X,'THE MEAN ',
1'ITEM DIFFICULTY FOR THE ENTIRE TEST =',F7.3//15X,
2'THE MEAN ITEM SCORE - TOTAL SCORE BISERIAL CORRELATION =', F6.3)
WRITE (IPRINT,450) REL,FMEAN,FVAR,SDEV
450 FORMAT (/15X,
2 'KUDER-RICHARDSON 20 RELIABILITY =',F7.3// 15X,'TEST MEAN =',
2 F7.2, ' VARIANCE =', F10.2, ' STANDARD DEVIATION =',F7.2 /)
WRITE (IPRINT,480) SEMEAS ,KTN,ITITEM
480 FORMAT (15X,'STANDARD ERROR OF MEASUREMENT (BASED ON KR-20) =',
2 F7.2// 15X,
3 'NUMBER OF STUDENTS =',I5,8X,'NUMBER OF ITEMS ON TEST =',I5//// )
WRITE (IPRINT,500)
500 FORMAT (' ',10X,'DISTRIBUTION OF THE TEST ITEMS',39X,'DISTRIBUTION
1 OF THE TEST ITEMS'/ ' IN TERMS OF THE PERCENTAGE OF STUDENTS',
2 ' PASSING THEM', 14X,
3 'IN TERMS OF ITEM SCORE - TOTAL SCORE BISERIAL CORRELATIONS'///
5 6X,'PERCENT PASSING',11X,'NUMBER OF ITEMS',33X, 'CORRELATIONS',
6 4X,'NUMBER OF ITEMS' )
WRITE (IPRINT,530) IDO,IDVP
530 FORMAT ('0',10X,'0 - 19',20X,I3,39X,'NEGATIVE - .10',8X,I3)
WRITE (IPRINT,540) IDTW,IDP
540 FORMAT (' ',9X,'20 - 39',20X,I3,42X,'.11 - .30',10X,I3)
WRITE (IPRINT,550) IDTH,IDG
550 FORMAT (' ',9X,'40 - 59',20X,I3,42X,'.31 - .50',10X,I3)
WRITE (IPRINT,560) IDFO,IDVG
560 FORMAT (' ',9X,'60 - 79',20X,I3,42X,'.51 - .70',10X,I3)
WRITE (IPRINT,570) IDFI,IDVVG
570 FORMAT (' ',9X,'80 -100',20X,I3,42X,'.71 - .90',10X,I3)
WRITE (IPRINT,580) IDEX
580 FORMAT (' ',81X,'.91 - ',10X,I3/ ////40X,'CHOICES',5X,
2 '% KEYED',5X,'% CHOSEN',5X,'AVG. DIFF.' /)
DO 600 K=1,KCHO
KK=K+1
600 WRITE (IPRINT,610) ANS(KK),PCTKEY(K),PCTCHO(K),AVDIFF(K)
610 FORMAT (43X,A1,9X,F5.3,8X,F5.3,9X,F5.3)
WRITE (IPRINT,620)
620 FORMAT (//10X,'% KEYED= FREQUENCY OF A GIVEN KEY DIVIDED BY THE NU
1MBER OF ITEMS.'/ 10X,'% CHOSEN= FREQUENCY OF A GIVEN RESPONSE DIVI
2DED BY THE TOTAL NUMBER OF RESPONSES TO ALL ITEMS (EXCLUDING',
3' OMITS).'/
3 10X,'AVG. DIFF.= TOTAL OF ALL DIFFICULTY VALUES FOR ITEMS
1WITH A GIVEN KEY DIVIDED BY THE NUMBER OF SUCH ITEMS.')
650 CONTINUE
NEWRUN=1
RETURN
END
SUBROUTINE CONTRL
C SUBROUTIN CONTRL AUTHOR RICHARD KOHR VERSION 12 JAN 70
C SUBROUTINE TO READ AND CONFIRM CONTROL CARDS.
CHARACTER COURS*10, INST*10, FMT*72
COMMON BIS(160),T(160),PBIS(160),GITEMN,VAR,SBIS,SDI,FITN,FITEMN,
1 FMEAN,FVAR,SER,SDEV,TOT(160,10),CMEAN(160,10),PROP(160,10),
2 CNTKEY(9),PROSUM(9),CNTCHO(9),ITAB(160,10,5),JTOT(160,10)
COMMON /B2/ IDIST(160,10),
3 KOUNT(10),IBI(160),IDI(160),KTOT(160),KORAN(160),
4 IDO,IDTW,IDTH,IDFO,IDFI,IDVP,IDG,IDP,IDVG,IDVVG,IDEX,KTC,KDA,
5 KDE,KDI,ITN,ITEMN,KODE,ICHO,IDIG,NCOPY,NNXYZ,JCHO,NEWRUN,COURS
6 ,INST,NOUNT,FMT
DATA IPRINT/6/,IREAD/5/
30 FORMAT (I4,2A10,5X,3I2,1X,I4,2X,I3,3(4X,I1), I1,3X,I1 )
50 FORMAT (80I1)
51 FORMAT (A72 )
60 FORMAT (80A1)
210 FORMAT (' ',33X, 'ITEM ANALYSIS FOR DATA HAVING SPECIFIABLE RIGHT-
1WRONG ANSWERS' ///// 33X, 'THE USER HAS SPECIFIED THE FOLLOWING IN
2FORMATION ON CONTROL CARDS' //// 20X,'JOB NUMBER',I6 //20X,
3 'COURSE ',A10 //20X,'INSTRUCTOR ',A10 //20X,'DATE (MONTH, DAY,
4YEAR) ',3I4 )
220 FORMAT (/ 20X, 'NUMBER OF STUDENTS', I6 //20X,'NUMBER OF ITEMS',
1 I5// 20X,'ITEM EVALUATION OPTION (0=NO, 1=YES)', I4 //20X,
3 'MAXIMUM NUMBER OF ANSWER CHOICES', I4/)
241 FORMAT (/25X,'INPUT FORMAT', 3X,A72 / 25X,'RESPONSE FORM 1=A, 2=
1B, 3=C, ...ETC' )
242 FORMAT (/25X,'INPUT FORMAT',3X, A72 / 25X,'RESPONSE FORM', I2,
1 '=A,', I2,'=B, ...' )
250 FORMAT ( /20X,'NUMBER OF COPIES OF OUT
1PUT (MAX. ALLOWED=2)', I3 //20X,'CORRECT ANSWERS IN GROUPS OF FIVE
2' /2(25X,15(5I1,1X) /) )
C
IF (NEWRUN.EQ.2) GO TO 40
C READ PARAMETER CARD -- IF KTC=0 END OF RUN ASSUMED.
READ (IREAD,30) KTC,COURS,INST,KDA,KDE,KDI,ITN,ITEMN,KODE,ICHO,
1 IDIG,IUNT,NCOPY
IF (IUNT.NE.0) NOUNT=IUNT
IF (KTC.EQ.0) CALL EXIT
IF (IDIG.LE.2) GO TO 40
WRITE (6,261) IDIG
261 FORMAT ('0CURRENT VERSION ACCEPTS INPUT OPTION AS 1 OR 2 ONLY...US
1ER SPECIFIED', I3 )
CALL EXIT
C
C READ CORRECT ANSWER CARD, FORMAT CARD.
40 READ (IREAD,50) (KORAN(I),I=1,ITEMN)
901 READ (IREAD,51) FMT
IF (NCOPY.GT.2) NCOPY=2
C PRINT INFORMATION SUPPLIED ON CONTROL CARDS BY THE USER
WRITE (IPRINT,210) KTC, COURS, INST,KDA,KDE,KDI
WRITE (IPRINT,220) ITN, ITEMN,KODE,ICHO
GO TO (91,92),IDIG
91 WRITE (IPRINT,241) FMT
GO TO 100
92 WRITE (IPRINT,242) FMT ,ICHO,ICHO-1
100 WRITE (IPRINT,250) NCOPY, (KORAN(I),I=1,ITEMN)
* Start new page for actual items
write(IPRINT,'(1H1)')
IF (IDIG.LT.2) GO TO 903
IJKLMN=ICHO+1
DO 902 I=1,ITEMN
902 KORAN(I)=IJKLMN-KORAN(I)
903 RETURN
END