An electronics manufacturing process has historically had a mean completion time of 65 minutes. It is c the process, the mean completion time, µ, is now less than 65 minutes. A random sample of 11 comple taken. The sample has a mean completion time of 60 minutes, with a standard deviation of 8 minutes. Assume that completion times using the new process are approximately normally distributed. At the 0.1 concluded that the population mean completion time using the new process is less than 65 minutes? Perform a one-tailed test. Then complete the parts below. Carry your intermediate computations to three or more decimal places. (If necessary, consult a list of forr

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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An electronics manufacturing process has historically had a mean completion time of 65 minutes. It is cl
the process, the mean completion time, μ, is now less than 65 minutes. A random sample of 11 comple
taken. The sample has a mean completion time of 60 minutes, with a standard deviation of 8 minutes.
Assume that completion times using the new process are approximately normally distributed. At the 0.10
concluded that the population mean completion time using the new process is less than 65 minutes?
Perform a one-tailed test. Then complete the parts below.
Carry your intermediate computations to three or more decimal places. (If necessary, consult a list of form
Transcribed Image Text:An electronics manufacturing process has historically had a mean completion time of 65 minutes. It is cl the process, the mean completion time, μ, is now less than 65 minutes. A random sample of 11 comple taken. The sample has a mean completion time of 60 minutes, with a standard deviation of 8 minutes. Assume that completion times using the new process are approximately normally distributed. At the 0.10 concluded that the population mean completion time using the new process is less than 65 minutes? Perform a one-tailed test. Then complete the parts below. Carry your intermediate computations to three or more decimal places. (If necessary, consult a list of form
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