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Data quality report

Go-Ahead_High Wycombe_Oxford City Centre_20211226_7

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

324

Bus lines

90%

RED
Data quality

323

Critical observations

144

Advisory observations

Contents

Critical observations (323)

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

Timing (45)

Number of observations	Observation category
25	First stop is not a timing point
20	Last stop is not a timing point

Data set (278)

Number of observations	Observation category
278	Missing block number

Advisory observations (144)

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 (26)

Number of observations	Observation category
26	Missing stops

Timing (110)

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

Journey (8)

Number of observations	Observation category
6	Expired lines
2	Journey overlap