ISO 27001 Compliance vs. Protection (Local Market) LinkedIn Hashtag Group 3

Deviation of Mean

$\left(x_i-\overline{x}\right)$

Deviation Squared

${\left(x_i-\overline{x}\right)}^2$

1

No significant difference

1

−0.67

0.44

2

Marginally significant

2

0.33

0.11

3

Somewhat significant

3

1.33

1.78

4

Marginally significant

2

0.33

0.11

5

No significant difference

1

−0.67

0.44

6

Marginally significant

2

0.33

0.11

7

Marginally significant

1

−0.67

0.44

8

Marginally significant

2

0.33

0.11

9

No significant difference

1

−0.67

0.44

10

No significant difference

1

−0.67

0.44

11

No significant difference

1

−0.67

0.44

12

Marginally significant

2

0.33

0.11

13

Somewhat significant

1

−0.67

0.44

14

No significant difference

1

−0.67

0.44

15

Somewhat significant

4

2.33

8.44

Mean

1.6667

$s=\sqrt{\frac{{\displaystyle \sum {\left(x_i-\overline{x}\right)}^2}}{n-1}}$

MS. Excel (STDEV.S)

0.8997

Standard Deviation

0.8997

Variance

0.8095

(n)

15