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Fixed a bug where contrasts with negative T where incorrectly processed.
[pspp] / tests / language / stats / oneway.at
diff --git a/tests/language/stats/oneway.at b/tests/language/stats/oneway.at
index ce121beb977dac2bda33886450fd4689d24e09e9..03e8145d160ed55c721d85d7068a8dee9249a471 100644 (file)
--- a/tests/language/stats/oneway.at
+++ b/tests/language/stats/oneway.at
@@ -44,11 +44,11 @@ Breaking Strain,Aspeger,5,2.20,1.30,.58,.58,3.82,1.00,4.00
 ,Total,15,3.47,1.77,.46,2.49,4.45,1.00,7.00
 
 Table: Test of Homogeneity of Variances
-,Levene Statistic,df1,df2,Significance
+,Levene Statistic,df1,df2,Sig.
 Breaking Strain,.09,2,12,.91
 
 Table: ANOVA
-,,Sum of Squares,df,Mean Square,F,Significance
+,,Sum of Squares,df,Mean Square,F,Sig.
 Breaking Strain,Between Groups,20.13,2,10.07,5.12,.02
 ,Within Groups,23.60,12,1.97,,
 ,Total,43.73,14,,,
@@ -117,11 +117,11 @@ Breaking Strain,Aspeger,5,2.20,1.30,.58,.58,3.82,1.00,4.00
 ,Total,7,2.57,1.51,.57,1.17,3.97,1.00,5.00
 
 Table: Test of Homogeneity of Variances
-,Levene Statistic,df1,df2,Significance
+,Levene Statistic,df1,df2,Sig.
 Breaking Strain,1.09,1,5,.35
 
 Table: ANOVA
-,,Sum of Squares,df,Mean Square,F,Significance
+,,Sum of Squares,df,Mean Square,F,Sig.
 Breaking Strain,Between Groups,2.41,1,2.41,1.07,.35
 ,Within Groups,11.30,5,2.26,,
 ,Total,13.71,6,,,
@@ -150,11 +150,11 @@ Breaking Strain,Bloggs,3,3.00,1.00,.58,.52,5.48,2.00,4.00
 ,Total,8,4.25,1.67,.59,2.85,5.65,2.00,7.00
 
 Table: Test of Homogeneity of Variances
-,Levene Statistic,df1,df2,Significance
+,Levene Statistic,df1,df2,Sig.
 Breaking Strain,.92,1,6,.37
 
 Table: ANOVA
-,,Sum of Squares,df,Mean Square,F,Significance
+,,Sum of Squares,df,Mean Square,F,Sig.
 Breaking Strain,Between Groups,7.50,1,7.50,3.75,.10
 ,Within Groups,12.00,6,2.00,,
 ,Total,19.50,7,,,
@@ -320,7 +320,7 @@ QUALITY,11.00,5,12.20,1.30,.58,10.58,13.82,11.00,14.00
 ,Total,15,13.47,1.77,.46,12.49,14.45,11.00,17.00
 
 Table: ANOVA
-,,Sum of Squares,df,Mean Square,F,Significance
+,,Sum of Squares,df,Mean Square,F,Sig.
 QUALITY,Between Groups,20.13,2,10.07,5.12,.02
 ,Within Groups,23.60,12,1.97,,
 ,Total,43.73,14,,,
@@ -361,11 +361,11 @@ ONEWAY
 
 AT_CHECK([pspp -O format=csv oneway-homogeneity.sps], [0], 
 [Table: Test of Homogeneity of Variances
-,Levene Statistic,df1,df2,Significance
+,Levene Statistic,df1,df2,Sig.
 QUALITY,.09,2,12,.91
 
 Table: ANOVA
-,,Sum of Squares,df,Mean Square,F,Significance
+,,Sum of Squares,df,Mean Square,F,Sig.
 QUALITY,Between Groups,20.13,2,10.07,5.12,.02
 ,Within Groups,23.60,12,1.97,,
 ,Total,43.73,14,,,
@@ -437,13 +437,13 @@ z,10.00,3,3.67,4.73,2.73,-8.07,15.41,.00,9.00
 ,Total,24,4.67,2.99,.61,3.40,5.93,.00,9.00
 
 Table: Test of Homogeneity of Variances
-,Levene Statistic,df1,df2,Significance
+,Levene Statistic,df1,df2,Sig.
 x,18.76,3,20,.00
 y,71.41,3,20,.00
 z,.89,3,20,.46
 
 Table: ANOVA
-,,Sum of Squares,df,Mean Square,F,Significance
+,,Sum of Squares,df,Mean Square,F,Sig.
 x,Between Groups,56.16,3,18.72,2.92,.06
 ,Within Groups,128.34,20,6.42,,
 ,Total,184.50,23,,,
@@ -464,15 +464,15 @@ Table: Contrast Tests
 ,,Contrast,Value of Contrast,Std. Error,t,df,Sig. (2-tailed)
 x,Assume equal variances,1,-7.40,6.67,1.11,20,.28
 ,,2,6.26,12.32,.51,20,.62
-,Does not assume equal,1,-7.40,10.04,-.74,4.53,1.50
+,Does not assume equal,1,-7.40,10.04,-.74,4.53,.50
 ,,2,6.26,5.85,1.07,2.87,.37
 y,Assume equal variances,1,-6.88,1.16,5.94,20,.00
 ,,2,3.50,2.14,1.63,20,.12
-,Does not assume equal,1,-6.88,.91,-7.51,7.00,2.00
+,Does not assume equal,1,-6.88,.91,-7.51,7.00,.00
 ,,2,3.50,1.32,2.65,7.00,.03
 z,Assume equal variances,1,-9.70,8.07,1.20,20,.24
 ,,2,11.73,14.91,.79,20,.44
-,Does not assume equal,1,-9.70,9.57,-1.01,3.64,1.63
+,Does not assume equal,1,-9.70,9.57,-1.01,3.64,.37
 ,,2,11.73,14.53,.81,9.88,.44
 ])
 
@@ -597,12 +597,12 @@ pigmentation,1.000,5,38.600,2.702,1.208,35.245,41.955,36.000,43.000
 ,Total,20,45.850,5.967,1.334,43.057,48.643,36.000,56.000
 
 Table: ANOVA
-,,Sum of Squares,df,Mean Square,F,Significance
+,,Sum of Squares,df,Mean Square,F,Sig.
 pigmentation,Between Groups,478.950,3,159.650,12.927,.000
 ,Within Groups,197.600,16,12.350,,
 ,Total,676.550,19,,,
 
-Table: Multiple Comparisons
+Table: Multiple Comparisons (pigmentation)
 ,,,Mean Difference,,,95% Confidence Interval,
 ,(I) family,(J) family,(I - J),Std. Error,Sig.,Lower Bound,Upper Bound
 LSD,1.000,2.000,-7.400,2.223,.004,-12.112,-2.688
@@ -666,12 +666,12 @@ oneway libido by dose
 
 AT_CHECK([pspp -O format=csv oneway-tukey.sps], [0], 
 [Table: ANOVA
-,,Sum of Squares,df,Mean Square,F,Significance
+,,Sum of Squares,df,Mean Square,F,Sig.
 libido,Between Groups,20.133,2,10.067,5.119,.025
 ,Within Groups,23.600,12,1.967,,
 ,Total,43.733,14,,,
 
-Table: Multiple Comparisons
+Table: Multiple Comparisons (libido)
 ,,,Mean Difference,,,95% Confidence Interval,
 ,(I) Dose of Viagra,(J) Dose of Viagra,(I - J),Std. Error,Sig.,Lower Bound,Upper Bound
 Tukey HSD,Placebo,1 Dose,-1.000,.887,.516,-3.366,1.366
@@ -726,12 +726,12 @@ ONEWAY
 
 AT_CHECK([pspp -O format=csv oneway-sidak.sps], [0], 
 [Table: ANOVA
-,,Sum of Squares,df,Mean Square,F,Significance
+,,Sum of Squares,df,Mean Square,F,Sig.
 score,Between Groups,54.9500,3,18.3167,7.0449,.0031
 ,Within Groups,41.6000,16,2.6000,,
 ,Total,96.5500,19,,,
 
-Table: Multiple Comparisons
+Table: Multiple Comparisons (score)
 ,,,Mean Difference,,,95% Confidence Interval,
 ,(I) program,(J) program,(I - J),Std. Error,Sig.,Lower Bound,Upper Bound
 Šidák,1.0000,2.0000,3.0000,1.0198,.0561,-.0575,6.0575
@@ -807,12 +807,12 @@ oneway usage by group
 
 AT_CHECK([pspp -O format=csv oneway-scheffe.sps], [0], 
 [Table: ANOVA
-,,Sum of Squares,df,Mean Square,F,Significance
+,,Sum of Squares,df,Mean Square,F,Sig.
 Days of Use,Between Groups,555.275,3,185.092,6.663,.001
 ,Within Groups,1000.100,36,27.781,,
 ,Total,1555.375,39,,,
 
-Table: Multiple Comparisons
+Table: Multiple Comparisons (Days of Use)
 ,,,Mean Difference,,,95% Confidence Interval,
 ,(I) group,(J) group,(I - J),Std. Error,Sig.,Lower Bound,Upper Bound
 Scheffé,one,two,3.800,2.357,.467,-3.112,10.712
@@ -860,7 +860,7 @@ AT_CHECK([pspp -O format=csv oneway-bad-contrast.sps], [0], [dnl
 "oneway-bad-contrast.sps:18: warning: ONEWAY: In contrast list 3, the number of coefficients (3) does not equal the number of groups (2). This contrast list will be ignored."
 
 Table: ANOVA
-,,Sum of Squares,df,Mean Square,F,Significance
+,,Sum of Squares,df,Mean Square,F,Sig.
 height,Between Groups,92629.63,1,92629.63,120.77,.00
 ,Within Groups,4601.87,6,766.98,,
 ,Total,97231.50,7,,,
@@ -883,21 +883,92 @@ Table: Contrast Tests
 height,Assume equal variances,1,-222.27,20.23,10.99,6,.00
 ,,2,-666.80,60.68,10.99,6,.00
 ,,3,-2000.40,182.03,10.99,6,.00
-,Does not assume equal,1,-222.27,27.67,-8.03,2.00,1.98
-,,2,-666.80,83.02,-8.03,2.00,1.98
-,,3,-2000.40,249.07,-8.03,2.00,1.98
+,Does not assume equal,1,-222.27,27.67,-8.03,2.00,.02
+,,2,-666.80,83.02,-8.03,2.00,.02
+,,3,-2000.40,249.07,-8.03,2.00,.02
 weight,Assume equal variances,1,-36.16,2.74,13.21,6,.00
 ,,2,-108.48,8.21,13.21,6,.00
 ,,3,-325.44,24.63,13.21,6,.00
-,Does not assume equal,1,-36.16,2.19,-16.48,5.42,2.00
-,,2,-108.48,6.58,-16.48,5.42,2.00
-,,3,-325.44,19.75,-16.48,5.42,2.00
+,Does not assume equal,1,-36.16,2.19,-16.48,5.42,.00
+,,2,-108.48,6.58,-16.48,5.42,.00
+,,3,-325.44,19.75,-16.48,5.42,.00
 temperature,Assume equal variances,1,-.98,2.74,.36,6,.73
 ,,2,-2.94,8.22,.36,6,.73
 ,,3,-8.83,24.67,.36,6,.73
-,Does not assume equal,1,-.98,2.07,-.47,4.19,1.34
-,,2,-2.94,6.22,-.47,4.19,1.34
-,,3,-8.83,18.66,-.47,4.19,1.34
+,Does not assume equal,1,-.98,2.07,-.47,4.19,.66
+,,2,-2.94,6.22,-.47,4.19,.66
+,,3,-8.83,18.66,-.47,4.19,.66
 ])
 
-AT_CLEANUP
\ No newline at end of file
+AT_CLEANUP
+
+
+AT_SETUP([ONEWAY crash on single category independent variable])
+AT_DATA([crash.sps],[
+input program.
+loop #i = 1 to 10.
+compute test = #i.
+end case.
+end loop.
+end file.
+end input program.
+
+compute x = 1.
+
+oneway test by x.
+])
+
+AT_CHECK([pspp -O format=csv crash.sps], [0], [ignore])
+
+AT_CLEANUP
+
+
+
+AT_SETUP([ONEWAY crash on missing dependent variable])
+AT_DATA([crash2.sps],[dnl
+data list notable list /dv1 * dv2  *  y * .
+begin data.
+2  .  2     
+1  .  2 
+1  .  1    
+2  .  4    
+3  .  4
+4  .  4    
+5  .  4    
+end data.
+
+ONEWAY 
+       /VARIABLES= dv1 dv2  BY y
+       /STATISTICS = DESCRIPTIVES
+       /POSTHOC = BONFERRONI LSD SCHEFFE SIDAK TUKEY
+       /MISSING = ANALYSIS      
+       .
+])
+
+AT_CHECK([pspp -O format=csv crash2.sps], [0], [ignore])
+
+AT_CLEANUP
+
+
+
+
+AT_SETUP([ONEWAY Games-Howell test with few cases])
+AT_DATA([crash3.sps],[dnl
+data list notable list /dv * y * .
+begin data.
+2 2
+1 2
+1 1
+2 4
+3 4
+end data.
+
+ONEWAY
+ /VARIABLES= dv BY y
+ /POSTHOC = GH
+ . 
+])
+
+AT_CHECK([pspp -O format=csv crash3.sps], [0], [ignore])
+
+AT_CLEANUP
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