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Answer:

What is the variance? 84000

 What is the standard deviation, rounded to the nearest whole number? 290

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Step-by-step explanation:

Standard deviation is the square root of the variance, variance is the average of all data points within a group.

Standard deviation :

The relation between variance and deviation is,

                      [tex]Deviation=\sqrt{Variance}[/tex]

  • Standard deviation is the spread of a group of numbers from the mean.
  • The variance measures the average degree to which each point differs from the mean.
  • Standard deviation is the square root of the variance, variance is the average of all data points within a group.

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