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The following data set represents the ages of all sevengrandchildren in a family. 4, 5, 11, 12, 11, 8, 5 If the variance of the

The following data set represents the ages ofall sevengrandchildren in a family.

4, 5, 11, 12, 11, 8, 5

If the variance of the ages is 9.7, what is the standard deviation?

  • Round the final answer to one decimal place.

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