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Randomly selected students participated in an experiment to test their ability to determine when one minute (or sixty seconds) has passed. Forty students yielded a
Randomly selected students participated in an experiment to test their ability to determine when one minute (or sixty seconds) has passed. Forty students yielded a sample mean of 58.2
seconds. Assuming that sigmaequals=8.8
seconds, construct and interpret a 90 %
confidence interval estimate of the population mean of all students.
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