Solve the problem.Find the odds against drawing a spade when a card is drawn at random from a normal deck of 52 playing cards.

Use the at least once rule to find the indicated probability. The probability that a certain region in Mexico will be hit by a hurricane in any given year is 0.05. What is the probability that the region will be hit by at least one hurricane in the next 11 years?

Find the indicated probability. Round your answer to 6 decimal places when necessary.In January in a certain city the unconditional probability of rain on any given day of the month is 0.400. But the probability of rain on a day that follows a rainy day is 0.600 and the probability of rain on a day following a nonrainy day is 0.250. Find the probability of rain on three randomly selected consecutive days in January.

Find the indicated probability. Round your answer to 6 decimal places when necessary.A card is drawn at random from a well-shuffled deck of 52 cards. What is the probability of drawing a face card or a 6?

Find the indicated probability.A die is rolled 50 times with the following results. OUTCOME 1 2 3 4 5 6 FREQUENCY 15 12 12 3 3 5 Compute the empirical probability that the die comes up a 5.

Decide whether events A and B are overlapping or non-overlapping.A person is selected at random from a group of doctors. Event A is that the person selected is a woman. Event B is that the person selected is a surgeon.

Find the indicated probability. Round your answer to 6 decimal places when necessary.When two balanced dice are rolled, there are 36 possible outcomes. What is the probability that the sum of the numbers on the dice is 6 or 9?

Find the indicated probability.A die is rolled 100 times with the following results. OUTCOME 1 2 3 4 5 6 Frequency 18 22 28 9 19 4  Compute the empirical probability that the die comes up 2 or 3.

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.