A sample of eight repair records for a certain fiberoptic component was drawn, and the
Chapter 5, Problem 24(choose chapter or problem)
A sample of eight repair records for a certain fiber optic component was drawn, and the cost of each repair, in dollars, was recorded. The results were
30 35 19 23 27 22 26 16
Assume the population of repair records is normal. Find a 95% confidence interval for the population standard deviation.
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