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Previous Company XYZ know that replacement times for the DVD players it produces are normally distributed with a mean of 7.3 years and a standard deviation of 0.9 years. If the company wants to provide a warranty so that only 4% of the DVD players will be replaced before the warranty expires, what is the time length of the warranty? warranty = years Enter your answer as a number accurate to 1 decimal place. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted. Check