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Consider the situation in Exercise 8-48. Find a 99% lower
Chapter 8, Problem 49E(choose chapter or problem)
Consider the situation in Exercise 8-48. Find a 99% lower confidence bound on the standard deviation.
8.48: A rivet is to be inserted into a hole. A random sample of n = 15 parts is selected, and the hole diameter is measured. The sample standard deviation of the hole diameter measurements is s= 0.008 millimeters. Construct a 99% lower confidence bound for .
Questions & Answers
QUESTION:
Consider the situation in Exercise 8-48. Find a 99% lower confidence bound on the standard deviation.
8.48: A rivet is to be inserted into a hole. A random sample of n = 15 parts is selected, and the hole diameter is measured. The sample standard deviation of the hole diameter measurements is s= 0.008 millimeters. Construct a 99% lower confidence bound for .
ANSWER:
Step 1 of 2
Given,
Sample size,
Standard deviation,
The Confidence Interval on the Variance is given as,