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sat or act each year thousands of high-school students take either the sat or the act standardized tests used in the
a specialty foods company sells gourmet hams by mail order the hams vary in size from 415 to 745 pounds with a mean
here are the summary statistics for the weekly payroll of a small company lowest salary 300 mean salary 700 median
a companys customer service hotline handles many calls relating to orders refunds and other issues the companys records
a company selling clothing on the internet reports that the packages it ships have a median weight of 68 ounces and an
because of the skewness of the distributions of fusion times we might consider a reexpression here are the boxplots of
stereograms appear to be composed entirely of random dots however they contain separate images that a viewer can fuse
students were asked how many songs they had in their digital music library heres a display of the responsesa what
here are the same data you saw in exercise 49 after re-expressions as the square root of assets and the logarithm of
here is a histogram of the assets in millions of dollars of 79 companies chosen from the forbes list of the nations top
sunspots have fascinated people for hundreds of years the first recordings of sunspots date from ancient greece and
researchers tracked a population of 1203646 fruit flies counting how many died each day for 171 days here are three
eye and hair colora survey of 1021 school-age children was conducted by randomly selecting children from several large
in given exercise we suggested the model n1152 84 for weights in pounds of yearling angus steers what weight would you
some iq tests are standardized to a normal model with a mean of 100 and a standard deviation of 16a draw the model for
environmental protection agency epa fuel economy estimates for automobile models tested recently predicted a mean of
a popular band on tour played a series of concerts in large venues they always drew a large crowd averaging 21359
a friend tells you about a recent study dealing with the number of years of teaching experience among current college
recall that the beef cattle described in exercise 19 had a mean weight of 1152 pounds with a standard deviation of 84
john beale of stanford ca recorded the speeds of cars driving past his house where the speed limit read 20 mph the mean
the virginia cooperative extension reports that the mean weight of yearling angus steers is 1152 pounds suppose that
two companies market new batteries targeted at owners of personal music players duratunes claims a mean battery life of
anna a language major took final exams in both french and spanish and scored 83 on each her roommate megan also taking
combining scores the first stat exam had a mean of 80 and a standard deviation of 4 points the second had a mean of 70
combining test scores the first stats exam had a mean of 65 and a standard deviation of 10 points the second had a mean