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the cafeteria in a building offers three different lunches the demands for the three types of lunch on any given day
the mean time between failures mtbf of a hydraulic press is to be estimated assuming that the time between failures tbf
an operator needs to produce 4 pins and 6 shafts using a lathe which has 72 chance of producing a defect-free pin at
hedge funds are institutions that invest in a wide variety of instruments from stocks and bonds to commodities and real
1 what is the probability that a standard normal random variable will be between the values -2 and 12 find the
1 find the probability that a standard normal random variable will have a value greater than 3022 find the probability
1 find the probability that a standard normal random variable will have a value less than or equal to -252 find the
1 find the probability that a standard normal random variable will have a value between -2 and 3002 find the
an article published in access magazine states that according to a survey conducted by the american management
an article published in businessweek says that according to a survey by a leading organization 45 of managers change
estimates published by the world health organization state that one out of every three workers may be toiling away in
based on the survey conducted by a municipal administration in the netherlands monday appeared to be managements
a recent survey published in businessweek concludes that gatorade commands an 83 share of the sports drink market
the time between customer arrivals at a bank has an exponential distribution with a mean time between arrivals of three
lightbulbs manufactured by a particular company have an exponentially distributed life with mean 100 hoursa what is the
the bombay company offers reproductions of classic 18th- and 19th-century english furniture pieces which have become
according to an article in usa today 90 of americans will suffer from high blood pressure as they age out of 20
the number of orders for installation of a computer information system arriving at an agency per week is a random
consider the situation in the previous problem and assume that the distribution holds for all weeks throughout the year
an analyst kept track of the daily price quotation for a given stock the frequency data led to the following
in given problem suppose that the company makes 1200 on each order but has to pay a fixed weekly cost of 1750 find the
out of 140 million cellular telephone subscribers in the united states 36 million use verizon6a ten wireless customers
an advertisement claims that two out of five doctors recommend a certain pharmaceutical product a random sample of 20
five percent of the many cars produced at a plant are defective ten cars made at the plant are sent to a dealership let
refer to the situation in the previous problemsuppose that the cars at the plant are checked one by one and let x be