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1332.0.55.002 - Statistical Language!, 2008  
Latest ISSUE Released at 11:30 AM (CANBERRA TIME) 27/06/2008  First Issue
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Contents >> Range >> How is the Range calculated?

HOW IS THE RANGE CALCULATED?

The range is calculated by subtracting the lowest value from the highest value of a data set.

Equation: range formula

Let us look at the following working example.

Employment details of 'The Widget Company'

Observation
Position in company
Salary ($)

1
CEO
100 000
2
Manager
60 000
3
Manager
60 000
4
Factory Worker
50 000
5
Factory Worker
50 000
6
Factory Worker
50 000
7
Factory Worker
50 000
8
Trainee
40 000
9
Trainee
40 000


To get the range of the salaries, the lowest value is subtracted from the highest value.

Equation: range

Therefore, the range of salaries within the company is $60,000. This illustrates that there is a lot of variability between individual salaries.





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