The table lists the 1995 profits (in millions of dollars) for a sample of seven airlines....
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The table lists the 1995 profits (in millions of dollars) for a sample of seven airlines. Profit 182.6 Airline Southwest Continental 226.0 Northwest 342.1 Delta 510.0 U.S. Air 119.3 Air Jamaica 378.0 BWIA 54.8 a) Calculate the variance and standard deviation for this dataset. b) Calculate the 5-number summary for this dataset. The table lists the 1995 profits (in millions of dollars) for a sample of seven airlines. Profit 182.6 Airline Southwest Continental 226.0 Northwest 342.1 Delta 510.0 U.S. Air 119.3 Air Jamaica 378.0 BWIA 54.8 a) Calculate the variance and standard deviation for this dataset. b) Calculate the 5-number summary for this dataset.
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