1.) The resarch and report were from the consulting firm McKinsey.
New York Ripe for Electric Cars, Study SaysBy TODD WOODYJanuary 11, 2010, 10:39 AMhttp://greeninc.blogs.nytimes.com/2010/01/11/new-york-ripe-for-electric-cars-study-says/
2.) McKinsey sponsored the research.
3.) As a consulting firm that has a "go-green" strategy often shown in their research, it is very possible that there was some bias.
4.) Yes, the sample size is included. The consulting group McKinsey surveyed 1,000 consumers in New York and 600 in Shanghai.
5.) The results are communicated in a very neat, orderly fashion. The word choice is very simplistic and not overly confusing. There are also man quotes from the official researchers that introduce topics for each paragraph.
6.) No, there are no graphs are shown in the results of this statistical study.