A candidate has to reach the examination centre in time. Probability of him going by bus or scooter or by other
means of transport are
5
3
,
10
1
,
10
3
respectively. The probability that he will be late is
3
1
and
4
1
respectively, if he
travels by bus or scooter. But he reaches in time if he uses any other mode of transport. He reached late at the
centre. Find the probability that he travelled by bus.

Question

A candidate has to reach the examination centre in time. Probability of him going by bus or scooter or by other
means of transport are 
5
3
,
10
1
,
10
3
 respectively. The probability that he will be late is 
3
1
and
4
1
 respectively, if he
travels by bus or scooter. But he reaches in time if he uses any other mode of transport. He reached late at the
centre. Find the probability that he travelled by bus.

goformit100 · Answer

help

aravindg · Answer

same as previous qn apply bayes's theorem 
probability=fav probability/total probability