题名: | Trucks Involved in Fatal Accidents Codebook 2008 (Version January 21, 2011). |
作者: | D. Hershberger J. Woodrooffe L. Jarossi L. Pettis |
关键词: | codebook;distribution;documentation;anua;ident;cide;ccid;census;ersi;vers |
摘要: | This report provides documentation for UMTRIs file of Trucks Involved in Fatal Accidents (TIFA), 2008, including distributions of the code values for each variable in the file. The 2008 TIFA file is a census of all medium and heavy trucks involved in a fa ... |
报告类型: | 科技报告 |