Score: 0 of 1 pt Question Help 3.2.8 Listed 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? 99 133 105 143 121 90 The range of the sample data is 119 dollars. (Round to one decimal place as needed.) The standard deviation of the sample data is (Round to one decimal place as needed.) 20