Cluster Analysis Results : Analysis

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Cluster analysis results – overview Through initial HCA application we identified and eliminated from our analysis two Sydney suburbs revealed through the analysis as unique ‘outliers’ (in socio-economic change over time, and ‘overseas migration churn’ respectively). Having eliminated the associated distortion, a k-means cluster analysis was undertaken for the remaining 175 disadvantaged areas, based on the four area groupings which emerged from our initial HCA results. This produced a more balanced assemblage of members within each category – see Table 2. As shown here, area Types 2 and 4 both encompassed the majority of disadvantaged suburbs (77%), and also contained most of the relevant population within them (89%). As suggested by…show more content…
– social/residential mobility Household % of households moved in previous 5 years 24.1 25.6 39.0 33.5 29.7 34.0 33.3 Household % of households moved in previous 5 years from an overseas address 1.6 7.1 2.2 5.8 6.2 6.5 6.5 B - lifecycle stage/family type People % of population >65 and not in labour force 8.0 10.4 21.5 10.9 11.3 10.0 10.2 People % of population aged 0-12 24.8 18.1 13.4 17.5 17.6 16.4 16.6 People % of population aged 13-18 11.6 8.1 6.3 7.4 7.8 7.5 7.5 People % of population aged 19-24 8.6 9.0 6.0 8.9 8.8 8.6 8.7 Household Couples with dependent children %* 19.3 27.9 13.1 20.6 23.5 27.7 27.7 Household Single parents with dependent children %* 23.5 10.0 9.0 10.6 10.4 6.2 6.2 Household Lone person %* 17.8 18.1 35.2 24.7 22.2 20.9 20.9 C – change over time in socio-economic status People % change in unemployment 2001-2011 -2.5 -2.3 -3.0 -3.3 -2.8 -0.6 -0.9 People % change in 25-44s left school at Yr 10 -12.1 -11.9 -14.2 -13.8 -12.9 -7.9 -8.7 People % change in 15-24s not in education, employment or training -2.3 -1.6 -2.7 -2.7 -2.1 -1.2 -1.5 Household % change in low income households*** 8.2 8.2 3.4 2.8 5.7 3.1 3.4 People % change in persons with low status jobs**** -2.8 -7.2 -6.2 -8.1 -7.6 -7.4 -7.5 *As a proportion of all households **Cumulative figures for Sydney/Melbourne/Brisbane combined ***Proportion in approximately the bottom 40% of the Australia-wide household income distribution ****Scores of 35 or below in the occupational status scale –
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