Statistics: Testing Hypothesis – #26737


Question: Light bulbs are said to have lives in hours that are normally distributed with a mean of 15,000 hours and a standard deviation of 1,500 hours. Calculate the min, max, mode and the median of the distribution. What percentage of the light bulbs will last between 16,000 and 18,000 hours? What percentage of the light bulbs will last between 14,500 and 17,500 hours

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