Program g02bcfe
! G02BCF Example Program Text
! Mark 28.3 Release. NAG Copyright 2022.
! .. Use Statements ..
Use nag_library, Only: g02bcf, nag_wp
! .. Implicit None Statement ..
Implicit None
! .. Parameters ..
Integer, Parameter :: nin = 5, nout = 6
! .. Local Scalars ..
Integer :: i, ifail, ldcnt, ldr, ldssp, ldx, m, &
n, ncases
! .. Local Arrays ..
Real (Kind=nag_wp), Allocatable :: cnt(:,:), r(:,:), ssp(:,:), std(:), &
x(:,:), xbar(:), xmiss(:)
Integer, Allocatable :: miss(:)
! .. Executable Statements ..
Write (nout,*) 'G02BCF Example Program Results'
Write (nout,*)
! Skip heading in data file
Read (nin,*)
! Read in the problem size
Read (nin,*) n, m
ldcnt = m
ldr = m
ldssp = m
ldx = n
Allocate (cnt(ldcnt,m),r(ldr,m),ssp(ldssp,m),std(m),x(ldx,m),xbar(m), &
xmiss(m),miss(m))
! Read in data
Read (nin,*)(x(i,1:m),i=1,n)
! Read in missing value flags
Read (nin,*) miss(1:m)
Read (nin,*) xmiss(1:m)
! Display data
Write (nout,99999) 'Number of variables (columns) =', m
Write (nout,99999) 'Number of cases (rows) =', n
Write (nout,*)
Write (nout,*) 'Data matrix is:-'
Write (nout,*)
Write (nout,99998)(i,i=1,m)
Write (nout,99997)(i,x(i,1:m),i=1,n)
Write (nout,*)
! Calculate summary statistics
ifail = 0
Call g02bcf(n,m,x,ldx,miss,xmiss,xbar,std,ssp,ldssp,r,ldr,ncases,cnt, &
ldcnt,ifail)
! Display results
Write (nout,*) 'Variable Mean St. dev.'
Write (nout,99996)(i,xbar(i),std(i),i=1,m)
Write (nout,*)
Write (nout,*) 'Sums of squares and cross-products of deviations'
Write (nout,99998)(i,i=1,m)
Write (nout,99997)(i,ssp(i,1:m),i=1,m)
Write (nout,*)
Write (nout,*) 'Correlation coefficients'
Write (nout,99998)(i,i=1,m)
Write (nout,99997)(i,r(i,1:m),i=1,m)
Write (nout,*)
Write (nout,99999) &
'Minimum number of cases used for any pair of variables: ', ncases
Write (nout,*)
Write (nout,*) 'Numbers used for each pair are:'
Write (nout,99998)(i,i=1,m)
Write (nout,99997)(i,cnt(i,1:m),i=1,m)
99999 Format (1X,A,I2)
99998 Format (1X,6I12)
99997 Format (1X,I3,3F12.4)
99996 Format (1X,I5,2F11.4)
End Program g02bcfe