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in a 5-question matching test how many different answer sheets are possible if no answer can be used twice and there
determine whether each of the following counting problems can be solved by using permutations or combinations and
crimenbspin an actual case probability was used to convict a couple of mugging an elderly woman shortly after the
urn i contains 3 gold coins urn ii contains 1 gold coin and 2 silver coins and urn iii contains 1 gold coin and 1
use the information and tree from example 3 to find the probability that a person chosen at random is healthy if the
in problem use probability trees to find the probabilities of the indicated outcomesa bag contains 5 coins 4 of which
in problem use probability trees to find the probabilities of the indicated outcomestwo cards are drawn without
in problem use probability trees to find the probabilities of the indicated outcomesan urn contains 4 red 5 white and 6
in problem use probability trees to find the probabilities of the indicated outcomesthree balls are drawn without
in problem use probability trees to find the probabilities of the indicated outcomesa bag contains 4 white balls and 6
in problem use probability trees to find the probabilities of the indicated outcomesa bag contains 5 coins of which 4
a bag contains 13 blue balls and 7 red balls if 2 balls are drawn at random from the bag with the first ball being
a bag contains 4 white balls and 6 red balls what is the probability that if 2 balls are drawn with replacementa the
two balls are drawn without replacement from a bag containing 13 red balls numbered 1-13 and 5 white balls numbered
in problem use a a probability tree and b bayes formula to find the probabilities in problem each of urns i and ii has
racing suppose that the odds that blackjack will win a race are 1 to 3 and the odds that snowball will win the same
racing suppose that the odds in favor of the horse portia winning a race are 38 and that the odds of the horse trinka
testing an unprepared student must take a 7-question multiple-choice test that has 5 possible answers per question if
combat if a fighter pilot has a 4 chance of being shot down on each mission during a war what is the probability that
birth control suppose a birth control pill is 99 effective in preventing pregnancya what is the probability that none