SOLUTION: At the start of the 1999 NCAA men's basketball tournament, 64 teams were invited to compete for the national championship. Below is the number of victories that a sample of 8 of t

Algebra ->  Probability-and-statistics -> SOLUTION: At the start of the 1999 NCAA men's basketball tournament, 64 teams were invited to compete for the national championship. Below is the number of victories that a sample of 8 of t      Log On


   

Question 217629: At the start of the 1999 NCAA men's basketball tournament, 64 teams were invited to compete for the national championship. Below is the number of victories that a sample of 8 of these teams had obtained during the regular season: 32 12 28 22 20 25 22 19
What is the sample variance of regular season victories?
Answer by stanbon(75887) About Me  (Show Source):
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At the start of the 1999 NCAA men's basketball tournament, 64 teams were invited to compete for the national championship. Below is the number of victories that a sample of 8 of these teams had obtained during the regular season: 32 12 28 22 20 25 22 19
What is the sample variance of regular season victories?
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Hopefully you have a calculator or software to produce
mean and standard deviation
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standard deviation = s = 6.047..
variance = s^2 = 36.57
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Cheers,
Stan H.