SOLUTION: A random variable X has mean 10.5 and variance 7.3. What is the standard deviation of X?

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Question 1185795: A random variable X has mean 10.5 and variance 7.3. What is the standard deviation of X?
Answer by Edwin McCravy(20059) About Me  (Show Source):
You can put this solution on YOUR website!
The standard deviation is the square root of the variance.

sigma=sqrt%287.3%29+=+2.701851217

Edwin