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Data quality report

Go-Ahead_High Wycombe_Oxford City Centre_20230528_9

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

632

Bus lines

83%

RED
Data quality

454

Critical observations

679

Advisory observations

Contents

Critical observations (454)

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

Timing (166)

Number of observations	Observation category
2	Fast timing between timing points
79	First stop is not a timing point
85	Last stop is not a timing point

Data set (288)

Number of observations	Observation category
1	Incorrect NOC
287	Missing block number

Advisory observations (679)

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 (40)

Number of observations	Observation category
40	Missing stops

Timing (589)

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

Journey (50)

Number of observations	Observation category
50	Expired lines