Homework Help: Statistics

Posted by Sandra on Monday, July 20, 2009 at 3:41pm.

A bank lobby has four video cameras positioned to view the entire lobby. any one of the four is sufficient to monitor the lobby. each camera functions independently and has a reability of 0.90, that is, the probability of functioning is 0.90. a bank robbery takes place. let a success (x) be defined as a camera functioning. find the probability that the robbery was filmed at least by one acamera.

Statistics - SraJMcGin, Monday, July 20, 2009 at 7:07pm
You might find help here:

http://www.google.com/search?hl=en&client=firefox-a&rls=org.mozilla:en-US:official&hs=bL2&ei=qvhkStTnMYG-NpmApZ8M&sa=X&oi=spell&resnum=0&ct=result&cd=1&q=probability+tutorial&spell=1

SRa

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