Concept explainers
Normal Curve: Tree Rings Tree-ring dates were used extensively in archaeological studies at Burnt Mesa Pueblo (Bandelier Archaeological Excavation Project: Summer 1989 Excavations at Burnt Mesa Pueblo, edited by Kohler, Washington State University Department of Anthropology). At one site on the mesa, tree-ring dates (for many samples) gave a
- (a) Convert both x1 and x2 to z values, and locate both of these values under the standard normal curve of Figure 6-15.
- (b) Interpretation Which of these two items is the more unusual as an archaeological find in its location?
FIGURE 6-15
The Standard Normal Distribution
(μ = 0, σ = 1)
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Understandable Statistics: Concepts and Methods
- Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill