SOLUTION: The lifetime of a certain brand of battery is known to have a standard deviation of hours. Suppose that a random sample of such batteries has a mean lifetime of hours. Based on
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Question 320408: The lifetime of a certain brand of battery is known to have a standard deviation of hours. Suppose that a random sample of such batteries has a mean lifetime of hours. Based on this sample, find a confidence interval for the true mean lifetime of all batteries of this brand. Then complete the table below.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Numbers are misssing from your post.
Cheers,
stan H.
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