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Artifacts
by Scott G. Ortman
Table 37. Number of Surfaces Parallel to Grain of Stone vs Number of Grinding Surfaces for Two-Hand Manos, Castle Rock Pueblo
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Number of Surfaces Parallel to Grain of Stone
Number of Grinding Surfaces
Total
One Surface
Two adjacent Surfaces
Two opposite Surfaces
Three Surfaces
Four Surfaces
0
count
3
4
4
11
parallel
27.3
36.4
36.4
100.0
grinding
18.8
44.4
66.7
21.6
1
count
13
5
1
3
1
23
parallel
56.5
21.7
4.3
13.0
4.3
100.0
grinding
81.3
55.6
6.7
60.0
16.7
45.1
2
count
14
2
1
17
parallel
82.4
11.8
5.9
100.0
grinding
93.3
40.0
16.7
33.3
TOTAL
count
16
9
15
5
6
51
parallel
31.4
17.6
29.4
9.8
11.8
100.0
grinding
100.0
100.0
100.0
100.0
100.0
100.0
NOTES: Parallel = percent within number of surfaces parallel to grain of stone; grinding = percent within number of grinding surfaces.
Chi-Square Test Results
Value
df
2-Tailed Significance
48.403a
8
.000
55.434
8
.000
51
a Eleven cells (73.3%) have expected count of less than five. The minimum expected count is 1.08. df = degrees of freedom.
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