Archaeology: Stone Tools The types of raw materials used to construct stone tools found at the archaeological site Casa del Rito are shown below

(Bandelier Archaeological Excavation Project, edited by Kohler and Root). A random sample of 1486 stone tools was obtained from a current excavation site.

Raw Material Regional Percent of Stone Tools Observed Number of Tools at Current Excavation Site Basalt 61.3% 906 Obsidian 10.6% 162 Welded tuff 11.4% 168 Pedernal chert 13.1% 197 Other 3.6% 53 Use a 1% level of significance to test the claim that the regional distribution of raw materials fits the distribution at the current excavation site.

AppendixLO1