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Business, 13.09.2019 04:30 brennae8529
The standard deviation of the 2014 gross sales of all corporations is known to be $14.04 billion. let x¯ be the mean of the 2014 gross sales of a sample of corporations. what sample size will produce the standard deviation of x¯ equal to $2.15 billion? assume n/n=.05.
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