Question

A hotel chain sent 2,000 guests who visited the hotel within the last month an email asking them to rate the service in the hotel during their most recent visit. Of the 500 who replied, 450 rated the service as excellent.
(a) Identity whether the data are cross sectional or a time series.
(b) Give a name to each variable and indicate it the variable is categorical, ordinal, or numerical (it a variable is numerical, include its units it possible).
(c) List any concerns that you might have tor the accuracy of the data.


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  • CreatedJuly 14, 2015
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