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Answer to Question #44849 in Statistics and Probability for venotini

Question #44849
Question 1
Every month a clothing store conducts an inventory and calculates losses from theft. The store would like to reduce the losses and is considering two methods. The first is to hire a security guard, and the second is to install cameras. To help decide which method to choose, the manager hired a security guard for 6 months. During the next 6-month period, the store installed cameras. The monthly losses were recorded are listed here. The manager decided that because the cameras were cheaper than the guard, he would install the cameras unless there was enough evidence to infer that the guard was better. What should the manager do?

Security guard: 355 284 401 398 477 254
Cameras: 486 303 270 386 411 435

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