The number of laptop computers sold each month for one year was recorded by an electronics store. The results were 15, 17, 15, 25, 26, 7, 9, 15, 20, 23, 27, and 15. Calculate the mean number of laptop computers sold per month. Round your answer to one decimal place.
A) 16.0 laptop computers
B) 19.2 laptop computers
C) 17.8 laptop computers
D) 15.2 laptop computers
E) 15.0 laptop computers
C) 17.8 laptop computers
Mathematics
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ln x - 
+ C
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? 
A. 
B. 
C. 
D. 
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