Prices of Silver and Tin The following data show the price of silver and the price of tin over a recent 9-year period. Find the range, variance, and standard deviation. Which data set is more...

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Extracted text: Prices of Silver and Tin The following data show the price of silver and the price of tin over a recent 9-year period. Find the range, variance, and standard deviation. Which data set is more variable? Silver Tin 23.80 13.40 31.21 12.83 35.24 15.75 20.20 12.40 14.69 8.37 15.00 11.29 13.41 8.99 11.57 5.65 7.34 4.83 Source: Department of the Interior.


Extracted text: Traveler Spending The data show the traveler spending in billions of dollars for a recent year for a sample of the states. Find the range, variance, and standard deviation for the data. 20.1 33.5 21.7 58.4 23.2 110.8 30.9 24.0 74.8 60.0 Source: U.S. Travel Agency.