Sample standard deviation and classical and p-value approach

timer Asked: Aug 5th, 2013

Question description

the average rushing totals for the 2007 NFL offensive players is 462 yards with a standard deviation of 140.68 yards. A sample of the 10 rushers is 698.4 yards with a standard deviation of 130.52. Test if the sample standard deviation is significantly less using the classical and p-value approach with a level of significance of .05

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