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an insurance company checks police records on 1200 randomly selected auto accidents and notes that teenagers were at
abc company claims that the proportion of its employees investing in individual investment accounts is higher than
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hello kitty company claims that the proportion of its employees investing in individual investment accounts is higher
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56 of men consider themselves professional baseball fans you randomly select 10 men and ask each if he considers
consider a study in which the heights of a sample of 1000 ball players were recorded the mean height is 70 and the