X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=tests%2Flanguage%2Fstats%2Fregression.at;h=db2b6bdf988233f664549583138e4221afeb47df;hb=f39bc32dac9f869c01af47dbfd18af98f81d8b70;hp=0ea3efc8a256aabf1bbe963e38d1d80cfa818d70;hpb=fe8dc2171009e90d2335f159d05f7e6660e24780;p=pspp diff --git a/tests/language/stats/regression.at b/tests/language/stats/regression.at index 0ea3efc8a2..db2b6bdf98 100644 --- a/tests/language/stats/regression.at +++ b/tests/language/stats/regression.at @@ -1,8 +1,9 @@ -AT_BANNER([REGRESSION]) +AT_BANNER([LINEAR REGRESSION]) -AT_SETUP([REGRESSION]) +AT_SETUP([LINEAR REGRESSION - basic]) AT_DATA([regression.sps], [dnl -data list list / v0 to v2. +set format = F22.3. +data list notable list / v0 to v2. begin data 0.65377128 7.735648 -23.97588 -0.13087553 6.142625 -19.63854 @@ -18,48 +19,42 @@ end data regression /variables=v0 v1 v2 /statistics defaults /dependent=v2 /method=enter /save=pred resid. list. ]) -AT_CHECK([pspp -o pspp.csv regression.sps]) -AT_CHECK([cat pspp.csv], [0], [dnl -Table: Reading free-form data from INLINE. -Variable,Format -v0,F8.0 -v1,F8.0 -v2,F8.0 -Table: Model Summary +AT_CHECK([pspp -O format=csv regression.sps], [0], [dnl +Table: Model Summary (v2) ,R,R Square,Adjusted R Square,Std. Error of the Estimate -,.97,.94,.93,1.34 +,.971,.942,.925,1.337 -Table: ANOVA +Table: ANOVA (v2) ,,Sum of Squares,df,Mean Square,F,Significance -,Regression,202.75,2,101.38,56.75,.00 -,Residual,12.50,7,1.79,, -,Total,215.26,9,,, +,Regression,202.753,2,101.376,56.754,.000 +,Residual,12.504,7,1.786,, +,Total,215.256,9,,, -Table: Coefficients +Table: Coefficients (v2) ,,B,Std. Error,Beta,t,Significance -,(Constant),2.19,2.36,.00,.93,.38 -,v0,1.81,1.05,.17,1.72,.12 -,v1,-3.43,.33,-1.03,-10.33,.00 +,(Constant),2.191,2.357,.000,.930,.380 +,v0,1.813,1.053,.171,1.722,.129 +,v1,-3.427,.332,-1.026,-10.334,.000 ,,,,,, Table: Data List v0,v1,v2,RES1,PRED1 -.65,7.74,-23.98,-.84,-23.13 --.13,6.14,-19.64,-.54,-19.10 -.35,7.65,-25.27,-1.87,-23.40 -.69,6.13,-16.57,.97,-17.54 --.07,8.25,-25.80,.40,-26.20 --.34,6.03,-17.57,1.53,-19.10 -.76,9.83,-28.36,1.77,-30.13 --.47,5.34,-16.80,.18,-16.97 --.06,8.84,-29.26,-1.05,-28.21 -.56,6.20,-18.58,-.54,-18.04 +.654,7.736,-23.976,-.84,-23.13 +-.131,6.143,-19.639,-.54,-19.10 +.349,7.651,-25.266,-1.87,-23.40 +.692,6.125,-16.571,.97,-17.54 +-.074,8.246,-25.800,.40,-26.20 +-.344,6.032,-17.567,1.53,-19.10 +.760,9.832,-28.360,1.77,-30.13 +-.470,5.344,-16.795,.18,-16.97 +-.061,8.838,-29.257,-1.05,-28.21 +.562,6.200,-18.582,-.54,-18.04 ]) AT_CLEANUP # Tests the QR decomposition used by the REGRESSION command. -AT_SETUP([REGRESSION test of QR decomposition]) +AT_SETUP([LINEAR REGRESSION test of QR decomposition]) AT_DATA([regression.sps], [dnl data list list / v0 to v1. begin data @@ -1573,20 +1568,120 @@ Variable,Format v0,F8.0 v1,F8.0 -Table: Model Summary +Table: Model Summary (v0) ,R,R Square,Adjusted R Square,Std. Error of the Estimate ,.05,.00,.00,8.11 -Table: ANOVA +Table: ANOVA (v0) ,,Sum of Squares,df,Mean Square,F,Significance ,Regression,235.23,1,235.23,3.58,.06 ,Residual,98438.40,1498,65.71,, ,Total,98673.63,1499,,, -Table: Coefficients +Table: Coefficients (v0) ,,B,Std. Error,Beta,t,Significance ,(Constant),1.24,.42,.00,2.95,.00 ,v1,1.37,.72,.05,1.89,.06 ,,,,,, ]) AT_CLEANUP + +AT_SETUP([LINEAR REGRESSION no crash on all missing]) +AT_DATA([regcrash.sps], [dnl +data list list /x * y. +begin data. + . . + . . + . . + . . + . . + . . + . . + . . + . . + . . +end data. + + +regression /variables=x y /dependent=y. +]) + +AT_CHECK([pspp -o pspp.csv regcrash.sps], [1], [ignore], [ignore]) + +AT_CLEANUP + + + +AT_SETUP([LINEAR REGRESSION missing dependent variable]) + +dnl Test for a bug where missing values in the dependent variable were not being +dnl ignored like they should have been. +AT_DATA([reg-mdv-ref.sps], [dnl +data list notable list / v0 to v2. +begin data + 0.65377128 7.735648 -23.97588 +-0.13087553 6.142625 -19.63854 + 0.34880368 7.651430 -25.26557 + 0.69249021 6.125125 -16.57090 +-0.07368178 8.245789 -25.80001 +-0.34404919 6.031540 -17.56743 + 0.75981559 9.832291 -28.35977 +-0.46958313 5.343832 -16.79548 +-0.06108490 8.838262 -29.25689 + 0.56154863 6.200189 -18.58219 +end data +regression /variables=v0 v1 + /statistics defaults + /dependent=v2 + /method=enter. +]) + +AT_CHECK([pspp -o pspp-ref.csv reg-mdv-ref.sps]) + +AT_DATA([reg-mdv.sps], [dnl +data list notable list / v0 to v2. +begin data + 0.65377128 7.735648 -23.97588 +-0.13087553 6.142625 -19.63854 + 0.34880368 7.651430 -25.26557 + 0.69249021 6.125125 -16.57090 +-0.07368178 8.245789 -25.80001 +-0.34404919 6.031540 -17.56743 + 0.75981559 9.832291 -28.35977 +-0.46958313 5.343832 -16.79548 +-0.06108490 8.838262 -29.25689 + 0.56154863 6.200189 -18.58219 + 0.5 8 9 +end data + +missing values v2 (9). + +regression /variables=v0 v1 + /statistics defaults + /dependent=v2 + /method=enter. +]) + +AT_CHECK([pspp -o pspp.csv reg-mdv.sps]) + +AT_CHECK([diff pspp.csv pspp-ref.csv]) + + +AT_CLEANUP + +AT_SETUP([LINEAR REGRESSION with invalid syntax (and empty dataset)]) + +AT_DATA([ss.sps], [dnl +data list notable list / v0 to v2. +begin data +end data. + +regression /variables=v0 v1 + /statistics r coeff anova + /dependent=v2 + /method=enter v2. +]) + +AT_CHECK([pspp ss.sps], [1], [ignore]) + +AT_CLEANUP