Question: he time needed for checking in at a motel is to be investigated. Historically, the process has had a standard deviation equal to 0.126 he

he time needed for checking in at a motel is to be investigated. Historically, the process has had a standard deviation equal to 0.126 he means of 39 samples of n=16 are Clisk here for the Excel Doto File a-1. Construct an x-chant for this process with three-sigma timits. (Do not round intermediate calculations. Round your answers to 2 decimal places.) 6.2. is the process in contron? Yes Na b. Aratyze the data urshg a median run ters and an unidown nan teke What can you concliade

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