Population Standard Deviation
-measure of variability within a data set
-measures how varied the data set is, relative to itself
(How spread out the numbers are)
The formula for finding this would be:
"The square root of the quotient between the sum of all x subtract x bar squared divided by n."
HOMEWORK:
1. Find data
2. Calculate the population standard deviation
mean= x bar
Monday, December 7, 2009
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