With eight tests, the standard deviation of the tensile
Chapter , Problem 6.72(choose chapter or problem)
With eight tests, the standard deviation of the tensile strength of a steel alloy is found to be 5500 psi. Estimate the 99% uncertainty interval on the standard deviation.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer