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.
Steps in the criminal justice process. Investigation of a crime by the police. The purpose of a criminal investigation is to gather evidence to identify a suspect and support an arrest. An investigation may require a search, an exploratory inspection of a person or property. Probable cause is the standard of proof required for a search.