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the 2011 gross sales of all firms in a large city have a mean of 23 million and a standard deviation of 06 million
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construct three examples of functions f and random variables x such that- efx gt fex- efx fex- efx lt fexthus must
a manufacturer wishes to estimate the proportion of washing machines leaving the factory that is defective how large a
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a prevalence survey conducted from january 1 through december 31 2003 identified 2000 cases of schizophrenia in a city
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recently a report in a financial journal indicated that the 90 percent confidence interval estimate for the proportion
a local business school claims that its graduating seniors get higher-paying jobs than the national average for
hollow is proud of their energy saving program a sample of 29 houses reveals an average saving of 475 kilowatt hours
we toss an unfair coin 100 times in a row we play according to following rules if tail 1 if head -145 phead04 estimate
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55 of men consider themselves baseball fans randomly select 10 men and ask each if he considers himself a professional