SOLUTION: suppose that the average length of life of color television tube is 12 months what is the probability that the length of life is equal to greater than 18 months
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Question 1153186: suppose that the average length of life of color television tube is 12 months what is the probability that the length of life is equal to greater than 18 months
Answer by Theo(13342) (Show Source): You can put this solution on YOUR website!
you can't really answer this unless you know the standard deviation.
that's an important part of the equation.
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