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Data quality report

Go-Ahead_High Wycombe_Oxford City Centre_20210814_2

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

331

Bus lines

90%

RED
Data quality

336

Critical observations

170

Advisory observations

Contents

Critical observations (336)

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

Timing (59)

Number of observations	Observation category
17	First stop is not a timing point
42	Last stop is not a timing point

Data set (277)

Number of observations	Observation category
277	Missing block number

Advisory observations (170)

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 (42)

Number of observations	Observation category
42	Missing stops

Timing (99)

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

Journey (29)

Number of observations	Observation category
27	Expired lines
2	Journey overlap