Question: We do not know the population mean, but we do know the standard deviation (15.402). Therefore, we use the formulax? z* ? / (?n) CI=

We do not know the population mean, but we do know the standard deviation (15.402). Therefore, we use the formulax? z* ? / (?n)

CI= X? Z x

We do not know the population mean, but we do know thestandard deviation (15.402). Therefore, we use the formulax? z* ? / (?n)CI=X? Z ximage text in transcribedimage text in transcribed

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