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The high temperature, in C, on the first day of winter was recorded in a certain city every year from 1915 to 2015. The following

The high temperature, in C, on the first day of winter was recorded in a certain city every year from 1915 to 2015. The following six temperature values are a sample chosen from the data.

What is the sample variance of these temperatures?

4, 12, 6, 9, 6, 11

  • Round the final answer to one decimal place.

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