http://www.streetsblog.org/2008/11/25/nick-of-time/ Covering the New York City Streets Renaissance Fri, 10 Feb 2012 16:07:00 +0000 hourly 1 http://wordpress.org/?v=3.3.1 http://www.streetsblog.org/2008/11/25/nick-of-time/comment-page-1/#comment-59436 Nathan Tue, 25 Nov 2008 19:37:11 +0000 http://www.streetsblog.org/?p=5016#comment-59436 It's not actually "so much worse" this year because the graph is slightly misleading, due to 0% being a huge distance from the bottom of the page. The average "on time" between the two years dropped from 93% to 91.5% -- not that much of a change. One could put it more dramatically, saying that "21% more trains were late this year than last" (1 - (1-.915)/(1-.93)) but even then it's nearly as big a change as this graph, on first glance, appears to show. It’s not actually “so much worse” this year because the graph is slightly misleading, due to 0% being a huge distance from the bottom of the page. The average “on time” between the two years dropped from 93% to 91.5% — not that much of a change. One could put it more dramatically, saying that “21% more trains were late this year than last” (1 – (1-.915)/(1-.93)) but even then it’s nearly as big a change as this graph, on first glance, appears to show.

]]> http://www.streetsblog.org/2008/11/25/nick-of-time/comment-page-1/#comment-59429 Jeffrey W. Baker Tue, 25 Nov 2008 17:59:48 +0000 http://www.streetsblog.org/?p=5016#comment-59429 Why is it so much worse this year? Why is it so much worse this year?

]]> http://www.streetsblog.org/2008/11/25/nick-of-time/comment-page-1/#comment-59428 k. geis Tue, 25 Nov 2008 17:28:11 +0000 http://www.streetsblog.org/?p=5016#comment-59428 This loads quickly, and is readable though inelegant. This loads quickly, and is readable though inelegant.

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