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Tree ring dating gives archaeologists a method for dating sties being excavated. The following ages were...

Tree ring dating gives archaeologists a method for dating sties being excavated. The following ages were found at an excavation site. 1136 1231 1327 1217 1138 1221 1230 1128 1199 Find a 99% confidence interval for the mean of all tree ring dates from this site.

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