Find the indicated probability. Round your answer to 6 decimal places when necessary.A bag contains 6 red marbles, 3 blue marbles, and 1 green marble. What is the probability of choosing a marble that is not blue?

Find the indicated probability. Round your answer to 6 decimal places when necessary.What is the probability that a family with three children does not have three children of the same gender? Assume boys and girls are equally likely.

Find the indicated probability.The following table show the results of a clinical trial for an allergy drug.  What is the probability that a randomly selected person either was given the allergy drug or did not improve? Round your answer to the nearest thousandth when necessary.

Find the indicated probability. Round your answer to 6 decimal places when necessary.A bag contains  6 red marbles,  3 blue marbles, and  5 green marbles. If a marble is randomly selected from the bag, what is the probability that it is blue?

Find the indicated probability. Round your answer to 6 decimal places when necessary.What is the probability of not rolling a number larger than 4 with a fair die?

Use the at least once rule to find the indicated probability. Find the probability of at least one 3 in 9 rolls of a fair die.

Find the indicated probability.You toss four coins and record the number of tails. You repeat this many times. The results are shown below.  Result Frequency 0 tails 3 1 tail 6 2 tails 14 3 tails 2 4 tails 1 Find the empirical probability of getting 4 tails. Round your answer to the nearest thousandth.

Find the indicated probability. Round your answer to 6 decimal places when necessary.Three fair coins are tossed. Find the probability of getting the same thing on all three coins.

Find the indicated probability.The following table displays a distribution for a group of retired people by career and age at retirement. Suppose one of these people is selected at random. Compute the probability that the person selected was a store clerk. Round your answer to the nearest thousandth.

Find the indicated probability. Round your answer to 6 decimal places when necessary.A fair die is rolled. What is the probability of rolling an odd number or a number less than 3?