T-Test

Notes
Output Created 17 Feb 01 21:43:13
Comments
Input Filter <none>
Weight <none>
Split File <none>
N of Rows in Working Data File 44
Missing Value Handling Definition of Missing User defined missing values are treated as missing.
Cases Used Statistics for each analysis are based on the cases with no missing or out-of-range data for any variable in the analysis.
Syntax T-TEST
GROUPS=dummy(1 0)
/MISSING=ANALYSIS
/VARIABLES=fac1_1 fac1_2 fac2_2 pctwhite pctblack pctasian pcthisp pctfemhe
medhhinc avghhinc medfamin avgfamin pci pctpoor pctveryp pctelem pctnhsgr
pctnocol pctunemp pctunemf pctmgpr pcttechs pctserv pctvacnt pctowner
pctrentr avghval medhval
/CRITERIA=CIN(.95) .
Resources Elapsed Time 0:00:00.52

Group Statistics

DUMMY N Mean Std. Deviation Std. Error Mean
FAC1_1 1.00 25 1.8409 .5966 .1193
.00 19 1.7518 .4435 .1018
FAC1_2 1.00 25 -1.2960 .3831 7.661E-02
.00 19 -1.3026 .2852 6.543E-02
FAC2_2 1.00 25 2.1125 .8568 .1714
.00 19 1.9326 .6600 .1514
PCTWHITE 1.00 25 24.1096 31.4904 6.2981
.00 19 5.5879 6.8300 1.5669
PCTBLACK 1.00 25 74.1460 32.3353 6.4671
.00 19 93.3037 7.7871 1.7865
PCTASIAN 1.00 25 1.3232 1.7620 .3524
.00 19 .7947 1.3343 .3061
PCTHISP 1.00 25 .6480 .9366 .1873
.00 19 .3621 .8036 .1844
PCTFEMHE 1.00 25 58.6308 14.9106 2.9821
.00 19 59.5032 11.1575 2.5597
MEDHHINC 1.00 25 14842.6800 5174.3260 1034.8652
.00 19 15939.9474 5819.5580 1335.0982
AVGHHINC 1.00 25 20849.4800 5702.3063 1140.4613
.00 19 21448.2632 5728.5018 1314.2085
MEDFAMIN 1.00 25 16512.7600 6043.3848 1208.6770
.00 19 18185.7895 5235.8697 1201.1909
AVGFAMIN 1.00 25 21682.7600 5901.4521 1180.2904
.00 19 23511.2105 5591.5128 1282.7810
PCI 1.00 25 7804.2400 3118.3569 623.6714
.00 19 7550.8421 1512.7271 347.0434
PCTPOOR 1.00 25 42.5800 12.6650 2.5330
.00 19 35.6316 14.0212 3.2167
PCTVERYP 1.00 25 25.1920 10.1453 2.0291
.00 19 18.3526 8.8425 2.0286
PCTELEM 1.00 25 21.2000 4.9837 .9967
.00 19 17.2368 5.9011 1.3538
PCTNHSGR 1.00 25 54.3520 6.9697 1.3939
.00 19 48.8684 9.2226 2.1158
PCTNOCOL 1.00 25 80.3160 10.9169 2.1834
.00 19 79.3368 7.1074 1.6306
PCTUNEMP 1.00 25 15.5560 6.6278 1.3256
.00 19 16.6105 5.9755 1.3709
PCTUNEMF 1.00 25 15.0960 7.4038 1.4808
.00 19 14.2789 6.9769 1.6006
PCTMGPR 1.00 25 16.1840 11.9104 2.3821
.00 19 12.4526 5.1226 1.1752
PCTTECHS 1.00 25 28.3640 5.2902 1.0580
.00 19 30.3579 5.3334 1.2236
PCTSERV 1.00 25 26.2080 9.0618 1.8124
.00 19 26.7737 5.1363 1.1784
PCTVACNT 1.00 25 19.1880 11.5913 2.3183
.00 19 11.4579 8.1300 1.8652
PCTOWNER 1.00 25 23.6400 15.3281 3.0656
.00 19 25.7684 16.9420 3.8868
PCTRENTR 1.00 25 57.1480 13.0256 2.6051
.00 19 62.7947 14.8660 3.4105
AVGHVAL 1.00 25 39878.2000 16947.4968 3389.4994
.00 19 39595.0526 13568.7705 3112.8894
MEDHVAL 1.00 25 37156.4400 16691.2163 3338.2433
.00 19 36210.5263 10407.9507 2387.7477

Independent Samples Test

Levene's Test for Equality of Variances t-test for Equality of Means
F Sig. t df Sig. (2-tailed) Mean Difference Std. Error Difference 95% Confidence Interval of the Difference
Lower Upper
FAC1_1 Equal variances assumed 1.191 .281 .546 42 .588 8.907E-02 .1633 -.2404 .4185
Equal variances not assumed

.568 41.990 .573 8.907E-02 .1568 -.2274 .4056
FAC1_2 Equal variances assumed 1.369 .249 .062 42 .951 6.524E-03 .1049 -.2051 .2181
Equal variances not assumed

.065 41.992 .949 6.524E-03 .1007 -.1968 .2098
FAC2_2 Equal variances assumed 1.180 .284 .759 42 .452 .1799 .2370 -.2983 .6581
Equal variances not assumed

.787 41.983 .436 .1799 .2287 -.2816 .6414
PCTWHITE Equal variances assumed 29.185 .000 2.513 42 .016 18.5217 7.3717 3.6450 33.3984
Equal variances not assumed

2.854 26.925 .008 18.5217 6.4901 5.2034 31.8400
PCTBLACK Equal variances assumed 25.770 .000 -2.521 42 .016 -19.1577 7.5995 -34.4940 -3.8213
Equal variances not assumed

-2.855 27.588 .008 -19.1577 6.7093 -32.9103 -5.4051
PCTASIAN Equal variances assumed .731 .397 1.090 42 .282 .5285 .4848 -.4499 1.5068
Equal variances not assumed

1.132 42.000 .264 .5285 .4668 -.4135 1.4705
PCTHISP Equal variances assumed .215 .645 1.065 42 .293 .2859 .2685 -.2559 .8277
Equal variances not assumed

1.088 41.320 .283 .2859 .2628 -.2448 .8165
PCTFEMHE Equal variances assumed 1.216 .276 -.213 42 .832 -.8724 4.0878 -9.1220 7.3772
Equal variances not assumed

-.222 41.997 .825 -.8724 3.9300 -8.8035 7.0588
MEDHHINC Equal variances assumed .661 .421 -.660 42 .513 -1097.2674 1661.8352 -4450.9866 2256.4518
Equal variances not assumed

-.650 36.299 .520 -1097.2674 1689.2108 -4522.1645 2327.6298
AVGHHINC Equal variances assumed .086 .771 -.344 42 .732 -598.7832 1738.9432 -4108.1125 2910.5462
Equal variances not assumed

-.344 38.811 .733 -598.7832 1740.0562 -4118.9277 2921.3613
MEDFAMIN Equal variances assumed 1.017 .319 -.962 42 .341 -1673.0295 1738.2605 -5180.9811 1834.9221
Equal variances not assumed

-.982 41.214 .332 -1673.0295 1704.0421 -5113.8687 1767.8098
AVGFAMIN Equal variances assumed .207 .652 -1.041 42 .304 -1828.4505 1756.3255 -5372.8588 1715.9578
Equal variances not assumed

-1.049 39.920 .301 -1828.4505 1743.1617 -5351.7322 1694.8312
PCI Equal variances assumed 3.487 .069 .326 42 .746 253.3979 778.1821 -1317.0372 1823.8330
Equal variances not assumed

.355 36.498 .725 253.3979 713.7262 -1193.4205 1700.2163
PCTPOOR Equal variances assumed .844 .363 1.721 42 .093 6.9484 4.0367 -1.1980 15.0949
Equal variances not assumed

1.697 36.670 .098 6.9484 4.0943 -1.3499 15.2468
PCTVERYP Equal variances assumed .237 .629 2.339 42 .024 6.8394 2.9244 .9376 12.7411
Equal variances not assumed

2.384 41.146 .022 6.8394 2.8692 1.0455 12.6332
PCTELEM Equal variances assumed 1.199 .280 2.413 42 .020 3.9632 1.6423 .6489 7.2774
Equal variances not assumed

2.357 35.074 .024 3.9632 1.6811 .5505 7.3758
PCTNHSGR Equal variances assumed .659 .421 2.248 42 .030 5.4836 2.4388 .5618 10.4054
Equal variances not assumed

2.164 32.434 .038 5.4836 2.5337 .3253 10.6419
PCTNOCOL Equal variances assumed 5.145 .029 .340 42 .736 .9792 2.8834 -4.8397 6.7981
Equal variances not assumed

.359 41.164 .721 .9792 2.7251 -4.5235 6.4819
PCTUNEMP Equal variances assumed 1.226 .274 -.545 42 .589 -1.0545 1.9346 -4.9587 2.8497
Equal variances not assumed

-.553 40.706 .583 -1.0545 1.9069 -4.9065 2.7974
PCTUNEMF Equal variances assumed .284 .597 .372 42 .712 .8171 2.1986 -3.6200 5.2541
Equal variances not assumed

.375 40.013 .710 .8171 2.1805 -3.5899 5.2240
PCTMGPR Equal variances assumed 8.532 .006 1.276 42 .209 3.7314 2.9241 -2.1698 9.6325
Equal variances not assumed

1.405 34.389 .169 3.7314 2.6562 -1.6644 9.1272
PCTTECHS Equal variances assumed .006 .936 -1.234 42 .224 -1.9939 1.6157 -5.2546 1.2668
Equal variances not assumed

-1.233 38.738 .225 -1.9939 1.6176 -5.2664 1.2787
PCTSERV Equal variances assumed 6.445 .015 -.244 42 .809 -.5657 2.3225 -5.2526 4.1213
Equal variances not assumed

-.262 39.232 .795 -.5657 2.1617 -4.9374 3.8060
PCTVACNT Equal variances assumed 1.569 .217 2.477 42 .017 7.7301 3.1202 1.4332 14.0270
Equal variances not assumed

2.598 41.783 .013 7.7301 2.9754 1.7245 13.7357
PCTOWNER Equal variances assumed 1.312 .259 -.436 42 .665 -2.1284 4.8817 -11.9802 7.7233
Equal variances not assumed

-.430 36.707 .670 -2.1284 4.9502 -12.1613 7.9044
PCTRENTR Equal variances assumed .757 .389 -1.340 42 .187 -5.6467 4.2136 -14.1501 2.8566
Equal variances not assumed

-1.316 35.953 .197 -5.6467 4.2916 -14.3510 3.0575
AVGHVAL Equal variances assumed .696 .409 .060 42 .953 283.1474 4744.7011 -9292.0472 9858.3419
Equal variances not assumed

.062 41.857 .951 283.1474 4602.0416 -9005.0912 9571.3860
MEDHVAL Equal variances assumed 3.623 .064 .217 42 .829 945.9137 4364.3111 -7861.6227 9753.4500
Equal variances not assumed

.230 40.652 .819 945.9137 4104.2913 -7345.0265 9236.8538