Home » BTS Publications » Journal of Transportation and Statistics » Volume 04 Number 23 » Paper 02

Table 1 - Mapped Hypothetical Distributions of Strata and Totals of Number of Workers (In thousands; components may not sum to totals because of rounding.)

Table 1 - Mapped Hypothetical Distributions of Strata and Totals of Number of Workers (In thousands; components may not sum to totals because of rounding.)

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  At place of residence At place of work
Low income 13 11  9  8  6  5  3  4  4  3   4  4  6  4
Low income 12 10  9  7  5  4  2  5  4  5   4  7  7  5
Low income 16 14 13 11  7  3  2 18  7  8   6  5  6  4
Low income 24 12 24 27 20  8  4 32 18 14  14 14  7  4
Low income 24  8 39  4 31  4  3 22 14 22  72 22 14  9
Middle income 18 16 14 13 11  9  7  3  3  4   5 14  5  4
Middle income  7 16 22 20 18 16 14  5  5  4   8 19 22  5
Middle income  7  7 11 14 18 14 11 22  4  4   5  6  6  5
Middle income  7  4  4  6  7  7  7 32 27 11  14 11  5  6
Middle income  7 11 11 11 11 14 11 27 14 16  54 11  8  4
High income  4  5  6  7  8 12 12  0  0  0   2 14  5  1
High income  2  4  5  6  7  9 12  0  0  0   5 18 14  7
High income  1  2  3  3  5  5  6  5  2  2   3  8  7  5
High income  1  1  1  1  2  5  7  2  2  5   5  9  5  2
High income  5 12  9  5  2 12 12  2  2  5  46  9  5  3
Total 34 32 30 27 25 25 22  6  8  7  11 31 16 10
Total 21 30 35 33 31 30 29 11  9  9  16 44 43 17
Total 24 24 26 29 30 23 19 44 14 14  15 19 19 15
Total 32 17 28 35 29 20 18 67 47 30  33 34 17 12
Total 35 30 59 19 44 30 26 51 30 42 172 42 28 16

 

Correlations among the eight distributions displayed above
1.000 -.364 -.499 0.706 0.281 0.198 -.166 0.149
-.364 1.000 0.255 0.291 -.287 -.262 0.051 -.207
-.499 0.255 1.000 0.035 -.206 -.190 0.053 -.144
0.706 0.291 0.035 1.000 0.058 -.014 -.136 -.018
0.281 -.287 -.206 0.058 1.000 0.886 0.720 0.959
0.198 -.262 -.190 -.014 0.886 1.000 0.705 0.948
-.166 0.051 0.053 -.136 0.720 0.705 1.000 0.849
0.149 -.207 -.144 -.018 0.959 0.948 0.849 1.000

 

Principal components analysis of correlations: five eigenvalues and eigenvectors
Trace and cumulative proportions:
3.675456 1.951240 1.358312 0.711515 0.201458
0.459432 0.703337 0.873126 0.962065 0.987247
Principal components analysis of correlations: five eigenvalues and eigenvectors
Principal components or loadings:
0.140507 -.680508 0.073444 0.114835 -.180187
-.166218 0.215088 0.639869 -.582576 0.221978
-.135377 0.397800 0.375140 0.779367 0.051789
0.001011 -.472908 0.635321 0.143169 -.052576
0.502884 -.017996 0.045421 0.059499 0.149829
0.494478 0.034554 0.018589 0.025862 0.559322
0.414416 0.314258 0.180428 -.123674 -.757517
0.514936 0.092106 0.076467 0.001820 0.060758