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A sample of 40 songs from a student's iTunes playlist showed a mean length of 3.542 minutes with a standard deviation of 0.311 minute. Construct

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A sample of 40 songs from a student's iTunes playlist showed a mean length of 3.542 minutes with a standard deviation of 0.311 minute. Construct a 95% confidence interval for the population standard deviation.(Round your answers to 4 decimal places.)

The 95% confidence interval is fromto.

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A sample of 40 songs from a student's iTunes playlist showed a mean length of 3.542 minutes with a standard deviation of 0.311 minute. Construct a 95% confidence interval for the population standard deviation. (Round your answers to 4 decimal places.) The 95% confidence interval is from |:| to

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