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21-10-2016
Mathematics

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What is the standard deviation of the following data? If necessary, round your answer to two decimal places.
10, 12, 15, 18, 11, 13, 14, 16, 19, 20

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21-10-2016

total numbers=10
mean(average)=14.8
standard deviation=3.4254
variance_standard deviation)=11.73333
population standard deviation=3.24962
variance(population standard deviation)=10.56

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