Question
. Suppose in an event of fire, the probability is 95% that fire alarm will ring in a building. Let x denote the number of fire alarm that will ring in case of fire. Suppose there are 3 fire alarms.
a) Write the probability distribution of x.
b) Explain x=0, x=1, x=2 and x=3
e) What is the probability that
i) exactly 2 alarm will ring ii) at least 2 alarm will ring iii) at most 2 alarm will ring iv) all 3 alarm will ring.
a) Write the probability distribution of x.
b) Explain x=0, x=1, x=2 and x=3
e) What is the probability that
i) exactly 2 alarm will ring ii) at least 2 alarm will ring iii) at most 2 alarm will ring iv) all 3 alarm will ring.