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A package delivery service claims that it takes an average of 30 hours or less to send a package from Manila to Cebu. An independent

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A package delivery service claims that it takes an average of 30 hours or less to send a package from Manila to Cebu. An independent consumer agency is doing a study to test the truth of this claim. Several complaints had led the agency to suspect that the delivery time is longer than 30 hours. A HO:p S 30; H1: [ > 30 B HO:p 2 30; H1: p 30

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