isted below are prices in dollars for one night at different hotels in a certain region. Find the​ range, variance, and standard deviation for the given sample data. Include appropriate units in the results. How useful are the measures of variation for someone searching for a​ room?   138 257 127 137 198 117 211 164         Question content area bottom Part 1 The range of the sample data is 140140 dollars.dollars.   ​(Round to one decimal place as​ needed.) Part 2 The standard deviation of the sample data is enter your response here ▼   nights squared .nights2. nights.nights. dollars squared .dollars2. dollars.dollars.  ​(Round to one decimal place as​ needed

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