The probability that a particular brand of smoke alarm will function properly and sound an alarm in the presence of smoke is 0.8. You have 5 such alarms in your home and they operate
Independently. Which of the following distributions would you use to determine the probability
That all of them will function properly in case of a fire?
A) Binomial distribution.
B) Poisson distribution.
C) Normal distribution.
D) Hypergeometric distribution.

Question

Quizplus · Accepted Answer

The binomial distribution is used for a fixed number of independent trials, each with the same probability of success. Here, each alarm functioning properly is a trial with a probability of 0.8, and there are 5 alarms.

The Probability That a Particular Brand of Smoke Alarm Will