Standard deviation of the lengths of pipes in a sample
The population of lengths of aluminum-coated steel sheets is normal distributed with a mean of 30.05 inches
July 9, 2019Standard Deviation vs. Population Standard Deviation
July 9, 2019Find the 95% confidence intervalfor the standard deviationof the lengths of pipes if a sample of 26 pipes has a standard deviation of 14.6 inches.
Show me step by step how to solve this problem and what identifies the equation to use.
This solution helps calculate the standard deviation of pipe lengths.
