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Data quality report

Warrington’s Own Buses_Great Sankey_Ditton_20220425_2

• Please find your data quality observations below.
• What are the different type of observations?
• Download data quality report.csv

627

Bus lines

91%

AMBER
Data quality

474

Critical observations

197

Advisory observations

Contents

Critical observations (474)

These observations are considered critical in terms of data quality. An operator should aim to have zero critical observations in their data.

Timing (4)

Number of observations	Observation category
1	First stop is not a timing point
3	Last stop is not a timing point

Data set (470)

Number of observations	Observation category
470	Missing block number

Advisory observations (197)

These observations suggest there may be an error in the data. However, for some types of services these may be intended by the operator. Advisory observations should be investigated and addressed. If the observation is a result of intended behaviour, an operator can suppress the observation.

Stop (61)

Number of observations	Observation category
61	Missing stops

Timing (49)

Number of observations	Observation category
49	No timing point for more than 15 minutes

Journey (87)

Number of observations	Observation category
81	Expired lines
6	Journey overlap