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Mathematics 11 Online
OpenStudy (anonymous):

What is the mean of the data set? 12, 17, 16, 10, 20, 13, 14, 14, 12, 12, 19, 18 A. 14.75 B. 14.00 C. 13.50 D. 15.75

OpenStudy (anonymous):

add all the numbers together, then divide by how many numbers there are.. 177/12 = 14.75

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