A motor vehicle bureau claims that the mean time it takes an arriving applicant to obtain a new registration is 30 minutes. If, as suspected, this figure is too low, what null and alternative hypotheses should be used to put this to the test?

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The Answer of A motor vehicle bureau claims that the mean time it takes an arriving applicant to obtain a new registration is 30 minutes. If, as suspected, this figure is too low, what null and alternative hypotheses should be used to put this to the test?

A Motor Vehicle Bureau Claims That the Mean Time It