Notes

Questions

\(\textbf{1)}\) Find the mean of the data set. \({10,12,18,19,21,28}\)

Show Mean

The mean is \(\overline{x}=18\)

 

\(\textbf{2)}\) Find the variance of the data set. \({10,12,18,19,21,28}\)

Show Variance

The variance is \(var(x)=42\)

 

\(\textbf{3)}\) Find the standard deviation of the data set. \({10,12,18,19,21,28}\)

Show standard deviation

The standard deviation is \(\sigma\approx6.481\)

 

See Related Pages\(\)

\(\bullet\text{ Standard Deviation Calculator (calculator.net)}\)
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