The probability that a student is not a swimmer is `1/5`. What is the probability that out of 5 students, 4 are swimmers?

The probability that a student is not a swimmer is (1)/(5) . Find the probability that out of 5 students. at most three are swimmers.

Choose the correct answer: The probability that a student is not a swimmer is (1)/(5) out of five students, four are swimmers is

The probability that a person is not swimmer is 0.3. The probability that out of 5 persons 4 are swimmer is

It is given that in a group of 3 students, the probability of 2 students not having the same birthday is 0.992 . What is the probability that the 2 students have the same birthday?

The probability that it will rain tomorrow is 0.85. what is the probability that it will not rain tomorrow?

If the probability of winning a game is 0.07, what is the probability of losing it?

(i) Find the probability that a student obtained less than 20% in the mathematics test. (ii) Find the probability that a student obtained marks 60 or above.

The probability that it will rain on a particular day is 0*64 . What is the probability that it will not rain on that day?

In answering a question on a multiple choice test a student either knows the answer or guesses. Let 3/4 be the probability that he knows the answer and 1/4 be the probability that he guesses. Assuming that a student who guesses the answer will be correct with probability 1/4. What is the probability that a student knows the answer given that he answered it correctly.