Ask Question
22 April, 18:35

23 security systems a home security system is designed to have a 99% reliability rate. suppose that nine homes equipped with this system experience an attempted burglary. find the probabilities of these events:

a. at least one of the alarms is triggered.

b. more than seven of the alarms are triggered

c. eight or fewer alarms are triggered.

+5
Answers (1)
  1. 22 April, 22:16
    0
    C. eight or fewer

    99% means 99/100

    . with 9 alarms there is no way you can trigger 8 alarms with that 99% rate
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “23 security systems a home security system is designed to have a 99% reliability rate. suppose that nine homes equipped with this system ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers