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question a researcher measures the amount of sugar in several cans of the same soda the mean is 3901 with a standard
question 1 the golf scores for a school team were normally distributed with a mean of 68 and a standard deviation of
question two thousand students took an exam the scores on the exam have an approximate normal distribution with a mean
question what does a z-score measure what does standardizing a normal distribution do to the mean is x n0 1 a
question about what percent of x values from a normal distribution lie within one standard deviation left and right of
question an expert witness for a paternity lawsuit testifies that the length of a pregnancy is normally distributed
question 1 about what percent of x values lie between the first and third standard deviationsboth sides2 how would you
question for a continuous probablity distribution 0 le x le 15 what is px gt 15 what is the area under fx if the
question suppose that the longevity of a light bulb is exponential with a mean lifetime of eight years if a bulb has
question suppose that on a certain stretch of highway cars pass at an average rate of five cars per minute assume that
question suppose that the distance in miles that people are willing to commute to work is an exponential random
question on average a pair of running shoes can last 18 months if used every day the length of time running shoes last
question the number of days ahead travelers purchase their airline tickets can be modeled by an exponential
question suppose the time it takes a student to finish a quiz is uniformly distributed between six and 15 minutes
question your instructor will record the heights of both men and women in your class separately draw histograms of your
question you are playing a game by drawing a card from a standard deck and replacing it if the card is a face card you
qusetion 1 on average mu how many freshmen would you expect to have to ask until you found one who replies yes2 what is
question assume the event occurs independently in any given day define the random variable x what values does x take on
question what is the probability that the store will have more than 12 customers in the first hour what is the
question what values does x take on for the given values of the random variable x fill in the corresponding
question a game involves selecting a card from a regular 52-card deck and tossing a coin the coin is a fair coin and is
question suppose that you are offered the following deal you roll a die if you roll a six you win 10 if you roll a four
question a venture capitalist willing to invest 1000000 has three investments to choose from the first investment a
question a friend offers you the following deal for a 10 fee you may pick an envelope from a box containing 100
question in a lottery there are 250 prizes of 5 50 prizes of 25 and ten prizes of 100 assuming that 10000 tickets are