
Chapter 5 Assessing Information Quality 187
TIQM P2 Process Steps:
Measuring Information Quality
This process conducts the actual Assessment of Information Content and
Presentation Quality. The Knowledge Workers who require and apply
Information in their work represent the internal Information “Customers.”
The end-Customers of your products and services make up the second set
of Information Customers.
The assessment consists of eight steps, illustrated in Figure 5-8.
ID
Information
Group for
Assessment
P2.1
Plan IQ
Objectives,
Measures
and Tests
P2.2
Identify
Information
Value Circle
P2.3
Determine
Files or
Processes to
Assess
P2.4
Identify
Accuracy
Verification
Sources
P2.5
Extract
Statistically
Valid Sample
Of Data
P2.6
Measure
Information
Quality
P2.7
Interpret
and Report
Information
Quality
P2.8
The TIQM Quality System
PROCESS P2:
Assess Information Quality
Start
P1.2, 3
P1.4, 5, 6
Information
Value Circle
Diagram
P3.1, P4.1, P5.1
IQ Reports
P3.1, P4.1, P5.1
P1.3
Figure 5-8: TIQM Process P2 Assess Information Quality Process Diagram with TIQM
Process Inputs and Outputs to Other TIQM Process Steps
Step P2.1: Identify an Information Group
for Quality Assessment
This step identifies a set of Information to measure its Quality, beginning with
information most important with Quality Problems for the Enterprise. This
Information Group will be assessed for Information Content and Presentation
Quality.
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