An average light bulb manufactured by acme corporation lasts 300 days with a sta

Question

An average light bulb manufactured by acme corporation lasts 300 days with a standard deviation of 50 days (the distribution is normally distributed). My new friend has started to manufacture more energy efficient light bulbs, but he is not sure he has a good bulb. He gave me 27 bulbs, and thinks that his bulbs last 310 days. What would power be if I tested his 27 bulbs, using two-tailed, alpha = .05 test? nugy eicleht light bulbs, but he is not sure if he has a good bulb. He gave me 27 bulbs, and thinks that his bulbs last 310 days. What would power be if I tested his 27 bulbs, using a two-tailed, alpha-.05 test? What is 300? population mean, mu sample mean, M O population standard devation sample standard devation standard error of the mean Osample size none of the above ufacturer-nutritional

Explanation / Answer

According to given question

Company is manufacturing the bulbs so bulbs are suppose to be the population

in question they are talking about the life of the bulb in days

300 days is the average life time tested by the manufacturar for hole production or population

so 300 is the population mean ,Mu

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