Mathematics, 12.02.2021 14:00 bounce76

15. Use the given degree of confidence and sample data to find a confidence interval for the population standard deviation c. Assume that the population has a normal distribution.
Round the confidence interval limits to the same number of decimal places as the sample
standard deviation.
College students' annual earnings: 98% confidence; n = 9, x = $3959, s = $886

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