Questions
A signal which can be green or red with probability and respectively, is received by station A and then transmitted to station B. The probability of each station receiving the signal correctly is If the signal received at station B is green, then the probability that the original signal was green is
detailed solution
Correct option is C
Even G - original signal is greenE1 = A receives the signal correctE2= B receives the signal correctE - Signal receive d by B is greenP (Signal received by B is green )=PGE1E2+PGE¯1E¯2+PG¯E1E¯2+PG¯E¯1E2P(E)=465×16P(G/E)=40/5×1646/5×16=2023Similar Questions
A couple has 3 children and it is known that atleast one of them is a boy. Then the probability that the couple will have exactly two boys is
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