Wind Mountain is an archaeological study area located in southwest New Mexico. Potsherds are broken pieces of prehistoric Native American clay vessels. One type of painted ceramic vessels is called Mimbres classic black on white. At three different sites the number of such sherds was counted in local dwelling excavations. Site 1 61 34 25 12 79 55 20 Site 2 25 18 54 67       Site 3 12 36 69 27 18 14     Does the data provide sufficient evidence that there is a difference in mean Mimbres classic black on white sherd counts for the three sites? Use a 1% level of significance.

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