http://www.youtube.com/watch?v=hE0ZTlBIq9k
This video goes over four measures of variability: range, interquartile range, variance, and standard deviation.
patwari
my random stuff
my random stuff
http://www.youtube.com/watch?v=hE0ZTlBIq9k
This video goes over four measures of variability: range, interquartile range, variance, and standard deviation.
patwari 
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