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  "description" : "\u003cdiv style='text-align:Left;'\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cp style='margin:0 0 0 0;'\u003e\u003cspan\u003e\u003cspan\u003eWeighting & Summarizing process:\u003c/span\u003e\u003c/span\u003e\u003c/p\u003e\u003cp style='margin:0 0 0 0;'\u003e\u003cspan\u003eDefault weight for each bus stop set to 1.\u003c/span\u003e\u003c/p\u003e\u003cul\u003e\u003cli\u003e\u003cp style='margin:0 0 0 0;'\u003e\u003cspan\u003e\u003cspan\u003eFour stops with no routes associated were weighted at 0.\u003c/span\u003e\u003c/span\u003e\u003c/p\u003e\u003c/li\u003e\u003cli\u003e\u003cp style='margin:0 0 0 0;'\u003e\u003cspan\u003eBus stops serving \u003c/span\u003e\u003ca href='https://www.transitchicago.com:443/assets/1/6/Chicago_Transit_Authority_Service_Standards.pdf' style='text-decoration:underline;' rel='nofollow ugc'\u003e\u003cspan\u003ekey routes\u003c/span\u003e\u003c/a\u003e\u003cspan\u003e were assigned a weight of 1.5. 54% of the 10,760 stops met this criteria.\u003c/span\u003e\u003c/p\u003e\u003c/li\u003e\u003cli\u003e\u003cp style='margin:0 0 0 0;'\u003e\u003cspan\u003eWeights were summed within a block group. For example, a BG with one non-key stop and two key stops would get a weight of 1 + 1.5 + 1.5 = 4.\u003c/span\u003e\u003c/p\u003e\u003c/li\u003e\u003cli\u003e\u003cp style='margin:0 0 0 0;'\u003e\u003cspan\u003eDivide by square miles and symbolize by quantile such that the low-density BG’s are lighter and high-density are darker. The 155 BG’s with no stops were intentionally included to highlight areas with low transit access.\u003c/span\u003e\u003c/p\u003e\u003c/li\u003e\u003c/ul\u003e\u003cp\u003e\u003cp\u003e\u003cspan /\u003e\u003c/p\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/p\u003e", 
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