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Home Q & A Board Science-Related Homework Help Mathematics
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Hog95 Hog95
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10 years ago
Advanced topic: If a study has 18 participants in the experimental group and 7 in the control group, what is the harmonic mean? 
A)   18/(18+7) + 7/(18+7) = 1.00 
B)   (2)(18)/(18+7) + (2)(7)/(18+7) = 2.00 
C)   (2)(18)(7) / (18+7) = 10.08 
D)   (18+7)2 / (18+7) = 25 
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padrepadre
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10 years ago
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Hog95 Author
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#2
10 years ago
Thank you so much for the reply. Your answer makes a lot of sense.
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