The manager of a large ocean front hotel would like to survey their guests to determine their satisfaction with the view from their room. The hotel has 10 floors. Half of the rooms overlook the ocean and the other half overlook the street. There are 50 rooms on each floor, for a total of 500 rooms. The hotel manager would like to select a sample of 50 rooms. a) Describe how to select a stratified random sample of 50 rooms. b) Describe how to select a cluster sample of 50 rooms. c) Describe how to select a systematic random sample of 50 rooms. d) Explain a benefit of using each of the three types of sampling methods in this context.
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In this case, the hotel manager can divide the rooms into two strata: rooms with ocean view and rooms with street view. Then, he can randomly select 25 rooms from each stratum to make a total of 50 rooms. This ensures that both types of rooms are adequately Show more…
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A hotel has 30 floors with 40 rooms per floor. The rooms on one side of the hotel face the water, while rooms on the other side face a golf course. There is an extra charge for the rooms with a water view. The hotel manager wants to survey 120 guests who stayed at the hotel during a convention about their overall satisfaction with the property. (a) Explain why choosing a stratified random sample might be preferable to an SRS in this case. What would you use as strata? (b) Why might a cluster sample be a simpler option? What would you use as clusters?
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