Homework Help: statistics

Posted by marie on Saturday, March 9, 2013 at 10:16pm.

a towns average snowfall is 33 inches per year with a standard deviation of 11 inches. how many standard deviations from the mean is a snowfall of 66 inches

statistics - PsyDAG, Sunday, March 10, 2013 at 1:28pm
Z = (score-mean)/SD

Z score is raw score in terms of standard deviations. Insert values and solve.

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