Mathematics, 08.07.2019 23:20, ooorozco
Acompany has developed a new type of light bulb, and wants to estimate its mean lifetime. a simple random sample of 12 bulbs had a sample mean lifetime of 772 hours with a sample standard deviation of 67 hours. it is reasonable to believe that the population is approximately normal. find the lower bound of the 95% confidence interval for the population mean lifetime of all bulbs manufactured by this new process.
Answers: 1
Mathematics, 21.06.2019 23:20, lexybellx3
If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)
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Mathematics, 22.06.2019 00:00, tyryceschnitker
The amount of data left on the cell phone six gb for 81.5 gb of data is used how much data is available at the beginning of the cycle
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