Calculate the unitizing reliability of the following two coders

Coder A coded 681 units
Coder B coded 750 units
The coders agreed on 600 units

What will be an ideal response?


Answer .839 or 84%
Rejoinder
In order to calculate the unitizing reliability you need to use the following equation:
2A A = number of units agreed upon by two coders
(U1 + U2) U1 = number of units coded by Coder A
U2 = number of units coded by Coder B

2(600) 1200
(681 + 750) = 1431 = .839 or 84%

Communication & Mass Media

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