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Mathematics 13 Online
OpenStudy (anonymous):

World cement production data for the last 20 years in million tons: 916.6, 941.1, 959.4,1,008, 1, 053, 1,118, 1042, 1,043, 1,185, 1,123, 1,291, 1,370, 1,445, 1,493, 1,547, 1,540, 1,600, 1,650, 1,730, 1,800 Find the mean number of tons of cement produced in the world. Report two significant digits

OpenStudy (anonymous):

Have you added the numbers? What result??

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