Finding Critical Values and Confidence Intervals. In Exercises 5-8, use the given information to find the number
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Finding Critical Values and Confidence Intervals. In Exercises 5-8, use the given information to find the number of degrees of freedom, the critical values x? and x*, and the confidence interval estimate of o. The samples are from Appendix B and it is reasonable to assume that a simple random sample has been selected from a population with a normal distribution.
- Nicotine in Menthol Cigarettes 95% confidence; n = 25, s = 0.24 mg.
- Weights of Dollar Coins 95% confidence; n = 20, s = 0.04111 g.
Related Book For
Mathematical Interest Theory
ISBN: 9781470465681
3rd Edition
Authors: Leslie Jane, James Daniel, Federer Vaaler
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