Archaeology: Pottery The following table shows site type and type of pottery for a random sample of 628 sherds at a location in Sand Canyon Archaeological Project, Colorado (The Sand Canyon Archaeological Project, edited by Lipe):

Pottery Type Site Type Mesa Verde Black-on-White McElmo Black-on-White Mancos Black-on-White Row Total Mesa Top 75 61 53 189 Cliff-Talus 81 70 62 213 Canyon Bench 92 68 66 226 Column Total 248 199 181 628 Use a chi-square test to determine if site type and pottery type are independent at the 0.01 level of signifi cance.