Question

Find the​ mean, variance, and standard deviation for the data set.
5​, 14​, 8​, 3​, 12​, 7​, 11​, 7​, 19​, 14
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Part 1
The mean is x overbarequals
  
enter your response here.
​(Round to two decimal places as​ needed.)
Part 2
The variance is sigmasquaredequals
  
enter your response here.
​(Round to two decimal places as​ needed.)
Part 3
The standard deviation is sigmaalmost equals
  
enter your response here.
​(Round to two decimal places as​ needed.)

Answer 1

Part 1
The mean is 9.0.

Part 2
The variance is 18.67.

Part 3
The standard deviation is 4.32.