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when testing gas pumps for accuracy, fuel quality enforcement specialist tested pumps and found that 1304 of them were not pumping accurately (within 3.3 oz
when testing gas pumps for accuracy, fuel quality enforcement specialist tested pumps and found that 1304 of them were not pumping accurately (within 3.3 oz when 5 gal is pumped), and 5689 pumps were accurate. use a 0.01 significance level to test the claim of an industry representative that less than 20% of the pumps are inaccurate?
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