ProbabilityHard
Question
A random variable X has the probability distribution:
For the events E = {X is a prime number} and F = {X < 4}, the probability P (E ∪ F) is
For the events E = {X is a prime number} and F = {X < 4}, the probability P (E ∪ F) is
Options
A.0.87
B.0.77
C.0.35
D.0.50
Solution
P(E ∪ F) = P(E) + P(F) - P(E ∩ F) = 0.62 + 0.50 – 0.35 = 0.77
Create a free account to view solution
View Solution FreeMore Probability Questions
In order to get at least once a head with probability ≥0.9, the minimum number of times a coin need to be tossed i...If A and B are two independent events, then the probability that only one of A and B occur is-...A signal which can be green or red with probability and respectively, is received by station A and then transmitted to s...Pal′s gardner is not dependable, the probability that he will forgot to water the rose bush is 2/3. The rose bush ...A card is drawn from a well shuffled ordinary deck of 52-playing cards. The card drawn is found to be a spade. Then the ...