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textbook prices ucsb vs csunthe prices of a sample of books at university of california at santa barbara ucsb were
textbook prices oc vs csunthe prices of a random sample of comparable matched textbooks from two schools were recorded
there are boxes each with two drawers box 1 has a gold coin in each drawer and box 2 has a silver coin in each drawer
females-pulse rates before and after a fright in a statistics class taught by one of the authors students took their
a dormitory has n students all of whom like to gossip one of the students hears a rumor and tells it to one of the
suppose there are m equally likely possibilities for one stage and n equally likely possibilities for another show that
a box contains 5 tickets numbered 1 2 3 4 and 5 two tickets are drawn at random from the box find the chance that the
a how many sequences of zeros and ones of length 7 contain exactly 4 ones and 3 zerosb if you roll 7 dice is
ages of brides and groomsdata for the ages of grooms and their brides for a random sample of 31 couples in ventura
suppose that the birthday of each of three people is equally likely to be any one of the 365 days of the year
a box contains 1 black ball and 1 white ball a ball is drawn at random then replaced in the box with an additional ball
suppose 1 toss three coins two of them at least must land the same way no matter whether they land heads or tails the
gpas thirty gpas from a randomly selected sample of statistics students at oxnard college are available at this texts
there are boxesbox 1 contains 2red balls and 3 black ballsbox 2 contains 8 red balls and 12 black ballsone of the two
dancers heights using the data from exercise on dancers heights find a 95 confidence interval for the mean heightalso
a population of 50 registered voters contains 30 in favor of proposition 134 and 20 opposed an opinion survey selects a
changes in confidenceinterval state whether each of the following changes would make a confidence interval wider or
cards are dealt from a well-shuffled standard deck until the first heart appearsa what is the probability that exactly
suppose event a b and c are independent with probabilities 15 14 and 13 respectively write down numerical expressions
the four major blood types are present in approximately the following proportions in the population of the
a hat contains n coins f of which are fair and b of which are biased to land heads with probability 23 a coin is drawn
suppose n ordinary dice are rolleda what is the chance that the dice shownbspnnbspdifferent facesb what is the chance
there are 100 boxes and for each i 1 2 100 box i contains proportion i 100 of gold coins the rest are silver one box