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Normal Distribution, Mathematics
You don''t have to give me the answer. I just want to know HOW to do it.
In a set of 400 ACT scores where the mean is 22 and the standard deviation is 4.5, how many scores are expected to be lower than 26.5?
How many of the 400 scores are expected to be greater than 31?
Posted Date: 3/3/2013 10:27:01 PM  Location : United States
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