3 # This program tests that the T-TEST /GROUPS command works properly
4 # when a single value in the independent variable is given.
6 TEMPDIR=/tmp/pspp-tst-$$
7 TESTFILE=$TEMPDIR/`basename $0`.sps
9 # ensure that top_builddir are absolute
10 if [ -z "$top_builddir" ] ; then top_builddir=. ; fi
11 if [ -z "$top_srcdir" ] ; then top_srcdir=. ; fi
12 top_builddir=`cd $top_builddir; pwd`
13 PSPP=$top_builddir/src/ui/terminal/pspp
15 # ensure that top_srcdir is absolute
16 top_srcdir=`cd $top_srcdir; pwd`
18 STAT_CONFIG_PATH=$top_srcdir/config
19 export STAT_CONFIG_PATH
56 activity="create program"
58 data list list /INDEP * DEP *.
83 t-test /groups=indep(1.514) /var=dep.
85 if [ $? -ne 0 ] ; then no_result ; fi
88 activity="run program"
89 $SUPERVISOR $PSPP -o raw-ascii $TESTFILE
90 if [ $? -ne 0 ] ; then no_result ; fi
93 activity="compare output"
94 perl -pi -e 's/^\s*$//g' $TEMPDIR/pspp.list
95 diff -b $TEMPDIR/pspp.list - <<EOF
96 1.1 DATA LIST. Reading free-form data from INLINE.
103 2.1 T-TEST. Group Statistics
104 #===========#==#====#==============#========#
105 # INDEP | N|Mean|Std. Deviation|SE. Mean#
106 #===========#==#====#==============#========#
107 #DEP < 1.514|11|8.00| 2.864| .863#
108 # >=1.514|11|9.00| 3.821| 1.152#
109 #===========#==#====#==============#========#
110 2.2 T-TEST. Independent Samples Test
111 #==============================#=========#===============================================================================#
112 # # Levene's| t-test for Equality of Means #
113 # #----+----+-----+------+---------------+---------------+---------------------+------------#
114 # # | | | | | | | 95% #
115 # # | | | | | | +------+-----#
116 # # F |Sig.| t | df |Sig. (2-tailed)|Mean Difference|Std. Error Difference| Lower|Upper#
117 #==============================#====#====#=====#======#===============#===============#=====================#======#=====#
118 #DEPEqual variances assumed #.172|.683|-.695| 20| .495| -1.000| 1.440|-4.003|2.003#
119 # Equal variances not assumed# | |-.695|18.539| .496| -1.000| 1.440|-4.018|2.018#
120 #==============================#====#====#=====#======#===============#===============#=====================#======#=====#
122 if [ $? -ne 0 ] ; then fail ; fi