SOLUTION: What is the z-score for a life expectancy of 1900 hours
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Question 449021: What is the z-score for a life expectancy of 1900 hours
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
What is the z-score for a life expectancy of 1900 hours
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Since z = (x-u)/sigma you have to have a mean score
and a standard deviation to find the z-score.
Cheers,
Stan H.
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