SOLUTION: A home security system is designed to be triggered in 97% of attempted burglaries. If 10 homes equipped with such a system experience an attempted burglary, find the probability t

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Question 324753: A home security system is designed to be triggered in 97% of attempted burglaries. If 10 homes equipped with such a system experience an attempted burglary, find the probability that at least 9 alarms are triggered. Round your answer to four decimal places
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


The probability of successes in trials where is the probability of success on any given trial is given by:



Where is the number of combinations of things taken at a time and is calculated by

You want:



Hint:

The rest of the arithmetic is yours to do.


John