The time needed for checking in at a hotel is to be investigated. Historically, the process has
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The time needed for checking in at a hotel is to be investigated. Historically, the process has had a standard deviation equal to .146. The means of 39 samples of n = 14are
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Sample Mean Sample Mean Sample Mean Sample Mean 3.88 3.76 3.83 3.77 3.86 3.80 3.84 3.79 3.85 3.86 3.90 3.83 3.81 3.84 3.83 3.87 3.88 3.84 3.80 3.88 3.86 3.88 3.81 3.83 3.86 3.82 3.86 3.84 3.87 21 3.84 3.82 3.89 3.86 3.88 3.90 3.81 3.86 3.98 3.96 31 32 12 14 15 24 25 26 27 35 17 37 38 39 30
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