Search results
Results from the WOW.Com Content Network
These guidelines are recommended practice but are not required by law. [13] Fire scene investigators may become certified through the National Association of Fire Investigators (NAFI) or the International Association of Arson Investigators (IAAI). Both certification programs rely heavily on the content of NFPA 1033 and NFPA 921. Both also ...
Thus, the IAAI became a viable and functional association due to the need and necessity of training and education in the uncharted waters of fire and arson investigation, which was non-existent at that time. The first comprehensive organizational study of the International Association of Arson Investigators was conducted in 1999.
Cameron Todd Willingham (January 9, 1968 – February 17, 2004) was an American man who was convicted and executed for the murder of his three young children by arson at the family home in Corsicana, Texas, on December 23, 1991.
Passengers experienced a “hard jolt” and then a “free fall” sensation. One passenger crawled back to their seat during the incident. Phones, jackets and water bottles “floated” around ...
Detection of fire accelerants is the process that a fire investigator uses to determine if fire accelerants were used at a fire scene. This process involves a combination of both field work and laboratory analysis by fire investigators and chemists.
The comparative fit index (CFI) analyzes the model fit by examining the discrepancy between the data and the hypothesized model, while adjusting for the issues of sample size inherent in the chi-squared test of model fit, [21] and the normed fit index. [37] CFI values range from 0 to 1, with larger values indicating better fit.
Some troops leave the battlefield injured. Others return from war with mental wounds. Yet many of the 2 million Iraq and Afghanistan veterans suffer from a condition the Defense Department refuses to acknowledge: Moral injury.
In the common factor model, measurement invariance may be defined as the following equality: (,) = ()where () is a distribution function, is an observed score, is a factor score, and s denotes group membership (e.g., Caucasian=0, African American=1).