Friday
July 25, 2014

Homework Help: standard deviation

Posted by dee on Wednesday, March 24, 2010 at 10:11am.

the mean is 3.5. dtandard deviation is .5. sally's score is 1.5 on test. how many standard deviations is she from the mean?
billy scores 5. what is his standard score?
what scale of measurement is being used? is it appropiate? why/why not?

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