3 # This program tests that the T-TEST works when the independent
7 TEMPDIR=/tmp/pspp-tst-$$
8 TESTFILE=$TEMPDIR/`basename $0`.sps
10 # ensure that top_builddir are absolute
11 if [ -z "$top_builddir" ] ; then top_builddir=. ; fi
12 if [ -z "$top_srcdir" ] ; then top_srcdir=. ; fi
13 top_builddir=`cd $top_builddir; pwd`
14 PSPP=$top_builddir/src/ui/terminal/pspp
16 # ensure that top_srcdir is absolute
17 top_srcdir=`cd $top_srcdir; pwd`
19 STAT_CONFIG_PATH=$top_srcdir/config
20 export STAT_CONFIG_PATH
25 if [ x"$PSPP_TEST_NO_CLEANUP" != x ] ; then
26 echo "NOT cleaning $TEMPDIR"
61 activity="create program"
63 data list list /ID * INDEP (a1) DEP1 * DEP2 *.
79 t-test /GROUPS=indep('a','b') /var=dep1 dep2.
81 if [ $? -ne 0 ] ; then no_result ; fi
84 activity="run program"
85 $SUPERVISOR $PSPP -o pspp.csv $TESTFILE
86 if [ $? -ne 0 ] ; then no_result ; fi
88 activity="compare output"
89 diff -c $TEMPDIR/pspp.csv - <<EOF
90 Table: Reading free-form data from INLINE.
97 Table: Group Statistics
98 ,INDEP,N,Mean,Std. Deviation,S.E. Mean
101 DEP2,a,5,4.00,.71,.32
104 Table: Independent Samples Test
105 ,,Levene's Test for Equality of Variances,,t-test for Equality of Means,,,,,,
106 ,,,,,,,,,95% Confidence Interval of the Difference,
107 ,,F,Sig.,t,df,Sig. (2-tailed),Mean Difference,Std. Error Difference,Lower,Upper
108 DEP1,Equal variances assumed,.00,1.00,-4.47,8.00,.00,-2.00,.45,-3.03,-.97
109 ,Equal variances not assumed,,,-4.47,8.00,.00,-2.00,.45,-3.03,-.97
110 DEP2,Equal variances assumed,.00,1.00,4.47,8.00,.00,2.00,.45,.97,3.03
111 ,Equal variances not assumed,,,4.47,8.00,.00,2.00,.45,.97,3.03
113 if [ $? -ne 0 ] ; then fail ; fi