researcher will either use random assignment or matching What do random assignment and matching have in common? They are both designed to create equivalent groups of participants. Random assignment is to random selection as _____ is to _____
1 An unarmed guard from 21st Sentry Security in Dallas-Fort Worth typically costs $14 per hour, while an armed guard starts at $18 per hour. 2  The time of day also affects pricing. 3  Security guards working at a late-night party in the city may cost $30-$50 per hour, for example.
If you are quoted $16.00 an hour for an unarmed officer be very suspicious. If the guard is paid $8.00 per hour that leaves the company $8.00 per hour to cover all required cost. In CA. hiring an off duty police officer or a retired officer gets you nothing special.The stae views them as regular security guards. An off-duty police officer typically costs $40-$60 per hour for security guard services. 2  Interested clients can contact a local police department for availability and rates, which can be expensive because the officer is working overtime.