Posted by **brianna** on Thursday, March 15, 2012 at 12:39pm.

Anna did a survey on the weight of students' backpacks at her middle school. The weights, in pounds, of 10 backpacks are listed below. What is the mean (average) weight, in pounds, of the 10 backpacks?

10 17 12 8 9 7 15 14 6 12

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