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private consumption as a share of gdp is a random quantity that follows a roughly normal distribution according to an
the daily price of coffee is approximately normally distributed over a period of 15 days with a mean in april 2007 of
the daily price in dollars per metric ton of cocoa in 2007 was normally distributed with micro 2014 per metric ton and
the manager of a restaurant knows from experience that 70 of the people who make reservations for the evening show up
an advertising research study indicates that 40 of the viewers exposed to an advertisement try the product during the
according to the economist 779 of google stockholders have voting power7 if 2000 stockholders are gathered in a meeting
sixty percent of the managers who enroll in a special training program will successfully complete the programif a large
a large state university sends recruiters throughout the state to recruit graduating high school seniors to enroll in
1 find the probability that a standard normal random variable will be between -001 and 0052 find two values defining
a sensitive measuring device is calibrated so that errors in the measurements it provides are normally distributed with
1 is it likely that a standard normal random variable will have a value less than -4 explain2 find a value such that
1 find a value of the standard normal random variable cutting off an area of 0685 to its left2 find a value of the
1 find z such that pz gt z 0122 find two values equidistant from 0 on either side such that the probability that a
find two values of the standard normal random variable z and -z such that the two corresponding tail areas of the
the deviation of a magnetic needle from the magnetic pole in a certain area in northern canada is a normally
1 for a normal random variable with mean 650 and standard deviation 40 find the probability that its value will be
1 if x is normally distributed with mean 500 and standard deviation 20 find the probability that x will be above 5552
1 a normal random variable has mean 0 and standard deviation 4 find the probability that the random variable will be
the time it takes an international telephone operator to place an overseas phone call is normally distributed with mean
the number of votes cast in favor of a controversial proposition is believed to be approximately normally distributed
under the system of floating exchange rates the rate of foreign money to the us dollar is affected by many random
wine spectator rates wines on a point scale of 0 to 100 it can be inferred from the many ratings in this magazine that
the weights of domestic adult cats are normally distributed with a mean of 1042 pounds and a standard deviation of 087
daily fluctuations of the french cac-40 stock index from march to june 1997 seem to follow a normal distribution with
according to global analyst olivier lemaigre the average price-to-earnings ratio for companies in emerging markets is