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12.Find the range, the standard deviation, and the variance for the given samples.

13. A data set has a mean of x=3905 and a standard deviation of 110.Find the z-score for each of the following

12Find the range the standard deviation and the variance for the given samples 13 A data set has a mean of x3905 and a standard deviation of 110Find the zscore class=

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cygnusabc00

Answer:

12. standard deviation =6.22972...

. variance = 38.80952...

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