SOLUTION: The lifetime of a color television is normally distributed with a mean of 7.8 years and a standard deviation of 3.1 years. What is the probability that a TV will last more than

Question 353753: The lifetime of a color television is normally distributed with a mean of 7.8 years and a standard deviation of 3.1 years.
What is the probability that a TV will last more than 7.8 years?
What is the probability that a TV will last more than 10 years?
How many years should the warranty period be if they want to replace 1% of the TVs?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
DUPLICATE See Question 353660 from Probability-and-statistics

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