Question: Randomly selected statistics students participated in a study to test their ability to determine when 1 minute (60 seconds) has passed. Seventy-two students yielded a

  1. Randomly selected statistics students participated in a study to test their ability to determine when 1 minute (60 seconds) has passed. Seventy-two students yielded a sample mean of 58.3 sec, with a standard deviation of 5.5 sec. Construct an 85% confidence interval estimate of the population mean of all statistics students' times.

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