What is the variance of 8,4,2,5,5,8,5,8,2,7 ?

The variance of 8,4,2,5,5,8,5,8,2,7 is 5.37777…

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

variance of 8,4,2,5,5,8,5,8,2,7

variance

8, 4, 2, 5, 5, 8, 5, 8, 2, 7

5.37777 \dots

Solution steps

Compute the average,

\overset{x}{ˉ} : 5.4

Compute

i = 1 \sum n (x_{i} - \overset{x}{ˉ})^{2} : 48.4

Compute the number of terms in the data set:

n = 10

Compute

Va r (X) = i = 1 \sum n \frac{( x _{i} - x ˉ ) ^{2}}{n - 1} : 5.37777 \dots

5.37777 \dots

C (8, 2)

179, 179, 212, 212, 225, 254, 260, 281

8 C 0

1, 2

5 c 2

What is the variance of 8,4,2,5,5,8,5,8,2,7 ?
The variance of 8,4,2,5,5,8,5,8,2,7 is 5.37777…