Question: 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 59.3 seconds. Assuring that = 10.8 seconds, construct and interpret a 90% confidence interval estimate of the population mean of all students.

What is the 90% confidence interval for the population mean ?

(Type integers or decimals rounded to one decimal place as needed)

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