Concept explainers
In Problems 13-19. assumethat the population of x values has an approximately
Archaeology: Tree Rings At Burnt Mesa Pueblo, the method of tree-ring dating gave the following years
1189 1271 1267 1272 1268 1316 1275 1317 1275
(a) Use a calculator with
(b) Find a 90% confidence interval for the mean of all tree-ring dates from this archaeological site.
(c) Interpretation What does the confidence interval mean in the context of this problem?
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Chapter 8 Solutions
UNDERSTANDING BASIC STAT LL BUND >A< F
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