Percentages of ash content in 12 samples


The following are the percentages of ash content in 12 samples of coal found in close proximity:
9.2, 14.1, 9.8, 12.4, 16.0, 12.6, 22.7, 18.9, 21.0, 14.5, 20.4, 16.9
Find the
(a) sample mean, and
(b) sample standard deviation of these percentages. 

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Basic Computer Science: Percentages of ash content in 12 samples
Reference No:- TGS086073

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