SOLUTION: A home security has a reliability rate of 99%. In a sample of nine homes equipped with this system who experienced an attempted burglary, what is the probability that eight or mor

Algebra.Com
Question 572000: A home security has a reliability rate of 99%. In a sample of nine homes equipped with this system who
experienced an attempted burglary, what is the probability that eight or more than eight alarms were triggered,

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
A home security has a reliability rate of 99%. In a sample of nine homes equipped with this system who
experienced an attempted burglary, what is the probability that eight or more than eight alarms were triggered,
----
Binomial Problem with n = 9 and p(triggered) = 0.99
------
P(8<= x <=9) = 1 - P(0<= x <=7) = 1 - binomcdf(9,0.99,7) = 0.9966
=================
Cheers,
Stan H.

RELATED QUESTIONS

A home security system is designed to have a 90% reliability rate. Suppose that nine... (answered by stanbon)
A home security system is designed to be triggered in 96% of attempted burglaries. If 9... (answered by stanbon)
A home security system is designed to be triggered in 96% of attempted burglaries. If 7... (answered by stanbon)
A home security system is designed to be triggered in 97% of attempted burglaries. If 10 (answered by solver91311)
A home security system is designed to be triggered in 95% of attempted burglaries. If 7... (answered by edjones)
A home security system is designed to be triggered in 90% of attempted burglaries. If 8... (answered by stanbon)
home security system is designed to be triggered in 96% of attempted burglaries. If 10... (answered by stanbon)
A certain type of home security system is triggered in 96% of burglaries. If 6 homes... (answered by stanbon)
A local news team wants to estimate the number of people in a town of population 16,000,... (answered by Theo,ikleyn)