Individuals who target private branch exchanges (pbx) for intraoffice phone communication are known as phreakers.

An education expert is researching teaching methods and wishes to interview teachers from a particular school district. she randomly selects ten schools from the district and interviews all of the teachers at the selected schools. which type of sample did she use in this study? a)systematic sample b)probability sample c)stratified sample d)cluster sample

5. what would happen if citizens did not meet their duties and responsibilities? how would u.s. society change? explain your response.

Read case #5 - "targeting target" (on pages 77-78 of your textbook), then answer the following questions: do you think it was ethical for authorities to use one of the high-ranking members to trap other gang members? why or why not? how would you approach the target situation? use the internet to research and find the best practices to protect from identity theft.