provided in a control system is to allow manual override of remote installations, either by a serial communication. link, modem, radio or other type of interface. In these installation the field device may be manually controlled until a. problem is corrected or until maintenance personnel can visit the site.
â¢ Doctors want to know how much hearing damage results from loud music. â¢ Teachers want to know whether or not listening to classical music helps students perform better on tests. Statistical investigations are used every day for a variety of reasons.
A presentence investigation report (PSI) is a legal term referring to the investigation into the history of person convicted of a crime before sentencing to determine if there are extenuating circumstances which should ameliorate the sentence or a history of criminal behavior to increase the harshness of the sentence.