Home » » Find the variance of 2, 6, 8, 6 2, and 6.

# Find the variance of 2, 6, 8, 6 2, and 6.

### Question

Find the variance of 2, 6, 8, 6 2, and 6.

### Options

A) 6

B) 5

C) √6

D) √5

$$The \hspace{1mm}mean \hspace{1mm} \bar{x} = \frac{\sum{x}}{n}=\frac{30}{6}=5\\Variance\hspace{1mm}=\frac{\sum({x-\bar{x}})^{2}}{n}=\frac{30}{6}=5$$
• $$The \hspace{1mm}mean \hspace{1mm} \bar{x} = \frac{\sum{x}}{n}=\frac{30}{6}=5\\Variance\hspace{1mm}=\frac{\sum({x-\bar{x}})^{2}}{n}=\frac{30}{6}=5$$