Statistics Examples

Find the Probability Using the Mean and Standard Deviation
, ,
The z-score converts a non-standard distribution to a standard distribution in order to find the probability of an event.
Find the z-score.
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Fill in the known values.
Simplify the expression.
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Simplify the numerator.
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Multiply by .
Subtract from .
Divide by .
Since , there are no solutions.
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