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OpenStudy (anonymous):
What is the mean of the following set of data? 12 6/8, 13.2, 30.9
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OpenStudy (igreen):
Mean is adding up the numbers and dividing by how many numbers there are.
OpenStudy (anonymous):
ohh, thanks
OpenStudy (igreen):
\(\sf Mean = \dfrac{12 \dfrac{6}{8} + 13.2 + 30.9}{3}\)
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